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Romaniai
Regional Level Types
RomaniaCountry

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Adit, Baiut mining area.

Băiuț, Maramureș, Romania
it\'s large here,,, looking up at a \'hanging-pillar\' 50 m. hig

Dealul Crucii Adit, Baia Mare, Maramureș, Romania
dumps and mining buildings

Suior Mine, Cavnic, Maramureș, Romania
Adit, Baiut mining area.

Băiuț, Maramureș, Romania
it\'s large here,,, looking up at a \'hanging-pillar\' 50 m. hig

Dealul Crucii Adit, Baia Mare, Maramureș, Romania
dumps and mining buildings

Suior Mine, Cavnic, Maramureș, Romania
Adit, Baiut mining area.

Băiuț, Maramureș, Romania
it\'s large here,,, looking up at a \'hanging-pillar\' 50 m. hig

Dealul Crucii Adit, Baia Mare, Maramureș, Romania
Name in French:Roumanie
Name in German:Rumänien
Name in Italian:Romania
Name in Romanian:România
Name in Russian:Румыния
Name in Simplified Chinese:羅馬尼亞
Name in Spanish:Rumania
Name in Ukrainian:Румунія
Name in Achinese:Rumania
Name in Adyghe:Румание
Name in Afrikaans:Roemenië
Name in Albanian:Rumania
Name in Alemannic:Rumänien
Name in Amharic:ሮማንያ
Name in Anglo-Saxon:Rumǣnia
Name in Arabic:رومانيا
Name in Aragonese:Rumanía
Name in Armenian:Ռումինիա
Name in Asturian:Rumanía
Name in Avaric:Романия
Name in Aymara:Rumanya
Name in Azeri:Rumıniya
Name in Bashkir:Румыния
Name in Basque:Errumania
Name in Bavarian:Rumänien
Name in Belarusian:Румынія
Name in Belarusian (Tarashkevitsa):Румынія
Name in Bengali:রোমানিয়া
Name in Bishnupriya Manipuri:রোমানিয়া
Name in Bislama:Romania
Name in Bosnian:Rumunija
Name in Breton:Roumania
Name in Bulgarian:Румъния
Name in Burmese:ရိုမေးနီးယားနိုင်ငံ
Name in Catalan:Romania
Name in Cebuano:Rumanya
Name in Central Bikol:Romanya
Name in Chamorro:Rumania
Name in Chechen:Румыни
Name in Cherokee:ᎶᎹᏂᏯ
Name in Church Slavic:Роумꙑнїꙗ
Name in Chuvash:Румыни
Name in Cornish:Roumani
Name in Corsican:Romania
Name in Crimean Tatar (Latin):Romaniya
Name in Croatian:Rumunjska
Name in Czech:Rumunsko
Name in Danish:Rumænien
Name in Doteli:रोमानिया
Name in Dutch:Roemenië
Name in Dutch Low Saxon:Roemenië
Name in Egyptian Arabic:رومانيا
Name in Emilian-Romagnol:Rumania
Name in Erzya:Румыния Мастор
Name in Esperanto:Rumanio
Name in Estonian:Rumeenia
Name in Ewe:Romania
Name in Extremaduran:Rumania
Name in Faroese:Rumenia
Name in Farsi/Persian:رومانی
Name in Fiji Hindi:Romania
Name in Finnish:Romania
Name in Franco-Provençal:Roumanie
Name in Friulian:Romanie
Name in Fula:Romaniya
Name in Gagauz:Romıniya
Name in Galician:Romanía
Name in Georgian:რუმინეთი
Name in Greek:Ρουμανία
Name in Greenlandic:Rumænia
Name in Guarani:Rrumáña
Name in Gujarati:રોમાનિયા
Name in Haitian:Woumani
Name in Hakka:Romania
Name in Hausa:Romainiya
Name in Hawaiian:Romānia
Name in Hebrew:רומניה
Name in Hindi:रोमानिया
Name in Hungarian:Románia
Name in Icelandic:Rúmenía
Name in Ido:Rumania
Name in Igbo:Romania
Name in Iloko:Romania
Name in Indonesian:Rumania
Name in Interlingua:Romania
Name in Irish Gaelic:An Rómáin
Name in Jamaican Patois:Rumienia
Name in Japanese:ルーマニア
Name in Javanese:Ruméni
Name in Judaeo-Spanish:Rumania
Name in Kabardian:Румыниэ
Name in Kabiye:Rumaanii
Name in Kabyle:Rumanya
Name in Kalmyk:Румудин Орн
Name in Kannada:ರೊಮಾನಿಯ
Name in Kapampangan:Romania
Name in Karachay-Balkar:Румыния
Name in Karakalpak:Rumıniya
Name in Kashubian:Rumùńskô
Name in Kazakh (Cyrillic Script):Румыния
Name in Kinyarwanda:Romaniya
Name in Komi:Румыния
Name in Komi-Permyak:Ромыния
Name in Kongo:Romania
Name in Konkani:रोमेनिया
Name in Korean:루마니아
Name in Kurdish (Latin Script):Romanya
Name in Kyrgyz:Румыния
Name in Lao:ປະເທດລູມານີ
Name in Latgalian:Rumuneja
Name in Latin:Romania
Name in Latvian:Rumānija
Name in Lezghian:Румыния
Name in Ligurian:Romania
Name in Limburgian:Roemenië
Name in Lingala:Rumania
Name in Lithuanian:Rumunija
Name in Livvi-Karelian:Rumiinii
Name in Lojban:romanias
Name in Lombard:Rumania
Name in Low Saxon/Low German:Rumänien
Name in Lower Sorbian:Rumuńska
Name in Luxembourgish:Rumänien
Name in Macedonian:Романија
Name in Malagasy:Romania
Name in Malay:Romania
Name in Malayalam:റൊമാനിയ
Name in Maltese:Rumanija
Name in Manx:Yn Romaan
Name in Maori:Romeinia
Name in Marathi:रोमेनिया
Name in Mazanderani:رومانی
Name in Meadow Mari:Румыний
Name in Min Dong Chinese:Romania
Name in Mingrelian:რუმინეთი
Name in Mirandese:Roménia
Name in Moksha:Румыние
Name in Mongolian:Румын
Name in Nauruan:Romainiya
Name in Neapolitan:Rumania
Name in Nepali:रोमानिया
Name in Newar / Nepal Bhasa:रोमानिया
Name in Northern Frisian:Rumänien
Name in Northern Sami:Románia
Name in Norwegian:Romania
Name in Norwegian (Nynorsk):Romania
Name in Novial:Rumania
Name in Occitan:Romania
Name in Odia:ରୋମାନିଆ
Name in Ossetian:Румыни
Name in Pali:रोमानिया
Name in Pangasinan:Romaniya
Name in Papiamento:Romania
Name in Pashto:رومانیا
Name in Pennsylvania German:Rumeenie
Name in Picard:Roumanie
Name in Piedmontese:Romanìa
Name in Polish:Rumunia
Name in Pontic Greek:Ρουμανία
Name in Portuguese:Romênia
Name in Punjabi:ਰੋਮਾਨੀਆ
Name in Quechua:Rumanya
Name in Romansh:Rumenia
Name in Russia Buriat:Румыни
Name in Rusyn:Румуньско
Name in Samoan:Romania
Name in Samogitian:Romunėjė
Name in Sardinian:Romania
Name in Saterland Frisian:Rumänien
Name in Scots:Romanie
Name in Scottish Gaelic:Romàinia
Name in Serbian:Румунија
Name in Serbo-Croatian:Rumunija
Name in Sesotho:Romania
Name in Shona:Romania
Name in Sicilian:Rumanìa
Name in Silesian:Růmůńijo
Name in Sindhi:رومانيہ
Name in Sinhalese:රුමේනියාව
Name in Slovak:Rumunsko
Name in Slovenian:Romunija
Name in Somali:Romania
Name in South Azerbaijani:رومانی
Name in Sranan Tongo:Romenikondre
Name in Sundanese:Romania
Name in Swahili:Romania
Name in Swati:IRomaniya
Name in Swedish:Rumänien
Name in Tagalog:Romania
Name in Tajik (Cyrillic Script):Руминия
Name in Tamil:உருமேனியா
Name in Tatar:Румыния
Name in Telugu:రొమేనియా
Name in Tetum:Roménia
Name in Thai:ประเทศโรมาเนีย
Name in Tibetan (Standard):རོ་མ་ནི་ཡ།
Name in Tigrinya:ሮማንያ
Name in Tok Pisin:Romenia
Name in Traditional Chinese:羅馬尼亞
Name in Tumbuka:Romania
Name in Turkish:Romanya
Name in Turkmen:Rumyniýa
Name in Twi:Romania
Name in Udmurt:Румыния
Name in Upper Sorbian:Rumunska
Name in Urdu:رومانیہ
Name in Uyghur:رۇمىنىيە
Name in Uzbek (Latin Script):Ruminiya
Name in Venetian:Romanìa
Name in Veps:Romanii
Name in Vietnamese:România
Name in Vlax Romani:Rumuniya
Name in Volapük:Rumän
Name in Walloon:Roumaneye
Name in Waray:Rumania
Name in Welsh:Rwmania
Name in West Flemish:Roemenië
Name in West Frisian:Roemeenje
Name in Western Punjabi:رومانیہ
Name in Wolof:Romaani
Name in Wu Chinese:罗马尼亚
Name in Yakut:Румыния
Name in Yiddish:רומעניע
Name in Yoruba:Románíà
Name in Zazaki:Romanya
Name in Zeelandic:Roemenië
Name in Zhuang:Romania
Area:238,391 km2
Neighbouring regions:
Locality type:Country
Largest Settlements:
PlacePopulation
Bucharest1,877,155 (2016)
Sector 3385,439 (2017)
Sector 6367,760 (2017)
Sector 2345,370 (2017)
Iaşi318,012 (2013)
Cluj-Napoca316,748 (2012)
Museums in region:


Romania is divided into 41 counties and the municipality of Bucharest. Each county is further subdivided into cities and communes.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

735 valid minerals. 35 (TL) - type locality of valid minerals. 2 (FRL) - first recorded locality of unapproved mineral/variety/etc. 4 erroneous literature entries.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Acanthite
Formula: Ag2S
Localities: Reported from at least 11 localities in this region.
Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Localities: Reported from at least 10 localities in this region.
Aegirine
Formula: NaFe3+Si2O6
Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Aeschynite-(Nd)
Formula: (Nd,Ln,Ca)(Ti,Nb)2(O,OH)6
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Aeschynite-(Y)
Formula: (Y,Ln,Ca,Th)(Ti,Nb)2(O,OH)6
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Afwillite
Formula: Ca3(HSiO4)2 · 2H2O
Aikinite
Formula: PbCuBiS3
Localities: Reported from at least 6 localities in this region.
'Aikinite-Bismuthinite Series'
Reference: Jude Radu (2012) An Overview of the Oaş And Gutâi Neogene Metallogenetic Districts. Romanian Journal of Earth Sciences; Plotinskaya, O. Y., Damian, F., Prokofiev, V. Y., Kovalenker, V. A., & Damian, G. (2009). Tellurides occurrences in the Baia Mare region, Romania. Carpathian Journal of Earth and Environmental Sciences, 4(2), 89-100.
Ajoite
Formula: (K,Na)Cu7AlSi9O24(OH)6 · 3H2O
Reference: http://minerals-of-the-carpathians.eu
Åkermanite
Formula: Ca2Mg(Si2O7)
Akhtenskite
Formula: ε-Mn4+O2
Reference: http://minerals-of-the-carpathians.eu
Alabandite (TL)
Formula: MnS
Reference: [Clark, 1993 - "Hey's Mineral Index, 3rd Edition"]; Cook, N. J., Ciobanu, C. L., Capraru, N., Damian, G., & Cristea, P. (2005). Mineral assemblages from the vein salband at Sacarimb, Golden Quadrilateral, Romania: II. Tellurides. Geokhimiia, Mineralogiia i Petrologiia, 43, 56-63; Gheorghe C. POPESCU, Antonela NEACŞU, Mihaela CIOACĂ, D. FILIPESCU (2010): The selenium and Se-minerals in the Săcărâmb ore deposits – Metaliferi Mountains, Romania. Romanian Journal of Mineral Deposits, 84, 127-130.
Alacránite
Formula: As8S9
Reference: Szakáll, S. (2006): Postmagmatic alacranite (?) from the Ciomadu area, south Harghita, Romania. Acta Mineralogica-Petrographica, Abstract Series 5, Szeged, 114. http://www.mineral.hermuz.hu/acta_05/pdf/szakalls3.pdf]; Kristály, F. & Szakáll, S. (2009): Mitt. Österr. Mineral. Ges. 155, 94. (Abs.)
Albite
Formula: Na(AlSi3O8)
Localities: Reported from at least 15 localities in this region.
Albite var: Andesine
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Reference: Grancea, L., Bailly, L., Leroy, J., Banks, D., Marcoux, E., Milési, J., ... & Fabre, C. (2002). Fluid evolution in the Baia Mare epithermal gold/polymetallic district, Inner Carpathians, Romania. Mineralium Deposita, 37(6-7), 630-647.
Albite var: Cleavelandite
Formula: Na(AlSi3O8)
Reference: Androne, D.A.M., Buzgar, N., and Kasper, H.U. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 16-26.; al României, I. G. (2003) The 5 Th Symposium Baia Mare Branch Of The Geological Society Of Romania. pp8-9; Săbău, G. (2010) Lanthanide-free fersmite in the lithian pegmatites at Conţu, Lotru Mts., and its relationship with other niobo-tantalates. Annual Conference of the Geological Society of Romania, Bucharest, 5-6 November 2010
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Reference: vom Rath, G. (1876): The syenite mountains of Ditro. Jahrb. f. Min., 772-773. ; Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
'Albite-Anorthite Series'
Localities: Reported from at least 10 localities in this region.
Alburnite (TL)
Formula: Ag8GeTe2S4
Type Locality:
Reference: Tămaş, C. G., Grobety, B., Bailly, L., Bernhardt, H. J., & Minuţ, A. (2014). Alburnite, Ag8GeTe2S4, a new mineral species from the Roşia Montana Au-Ag epithermal deposit, Apuseni Mountains, Romania. American Mineralogist, 99(1), 57-64.
Aleksite
Formula: PbBi2Te2S2
Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
'Allanite Group'
Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Alleghanyite
Formula: Mn2+5(SiO4)2(OH)2
Alloclasite (TL)
Formula: Co1-xFexAsS
Type Locality:
Reference: Tschermak(1866); Canadian Mineralogist:11:150(1971) & 14:561(1976).; Kingston P W (1971) On alloclasite, a Co-Fe sulpharsenide, The Canadian Mineralogist, 10, 838-846
Allophane
Formula: (Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Localities: Reported from at least 6 localities in this region.
Almandine
Formula: Fe2+3Al2(SiO4)3
'Almandine-Spessartine Series'
Altaite
Formula: PbTe
Localities: Reported from at least 13 localities in this region.
Aluminite
Formula: Al2(SO4)(OH)4 · 7H2O
Reference: Onac, B. P. (2009): ACTA CARSOLOGICA 38/1, 27-39
Alunite
Formula: KAl3(SO4)2(OH)6
Alunogen
Formula: Al2(SO4)3 · 17H2O
'Amber'
'Amber var: Almashite'
Formula: C10H16O + (H2S)
Reference: Heys Mineral Index 3rd ed.
'Amber var: Muntenite'
Formula: C10H16O + (H2S)
Reference: Heys Mineral Index 3rd ed.
'Amblygonite-Montebrasite Series'
Reference: Androne, D.A.M., Buzgar, N., and Kasper, H.U. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 16-26.; Săbău, G. (2010) Lanthanide-free fersmite in the lithian pegmatites at Conţu, Lotru Mts., and its relationship with other niobo-tantalates. Annual Conference of the Geological Society of Romania, Bucharest, 5-6 November 2010
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Localities: Reported from at least 6 localities in this region.
Analcime
Formula: Na(AlSi2O6) · H2O
Localities: Reported from at least 8 localities in this region.
Anatase
Formula: TiO2
Localities: Reported from at least 6 localities in this region.
Andalusite
Formula: Al2(SiO4)O
Andersonite
Formula: Na2Ca(UO2)(CO3)3 · 6H2O
Reference: www.minerals-of-the carpathians.eu (2009)
'Andorite' (FRL)
Formula: AgPbSb3S6
Reference: Math. és Term.Tud.Ért.(1893) 11, 119-122
Andorite IV ?
Formula: Pb18Ag15Sb47S96
Reference: Papp, Gábor, Alan J. Criddle, Chris J. Stanley, László Kriston and Géza Nagy (2007): Parajamesonite revisited: background of the discreditation of an enigmatic mineral species. Swiss Journal of Geosciences, 100, 495-502.
Andradite
Formula: Ca3Fe3+2(SiO4)3
Localities: Reported from at least 21 localities in this region.
'Andradite-Grossular Series'
Localities: Reported from at least 7 localities in this region.
Anglesite
Formula: PbSO4
Localities: Reported from at least 6 localities in this region.
Anhydrite
Formula: CaSO4
Localities: Reported from at least 12 localities in this region.
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Localities: Reported from at least 13 localities in this region.
Annabergite
Formula: Ni3(AsO4)2 · 8H2O
Annite
Formula: KFe2+3(AlSi3O10)(OH)2
Reference: Delia Cristina Papp, Ionel Ureche, Ioan Seghedi, Hilary Downes, Luigi Dallai, (2005), Petrogenesis of convergent-margin calc-alkaline rocks and the significance of the low oxygen isotope ratios: the Rodna-Bârgău Neogene subvolcanic area (Eastern Carpathians), Geologica Carpathica, 56, 1, p.77-90
Anorthite
Formula: Ca(Al2Si2O8)
Anthophyllite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Reference: www.minerals-of-the-carpathians,2009
Antigorite
Formula: Mg3(Si2O5)(OH)4
Antlerite
Formula: Cu3(SO4)(OH)4
'Apatite'
Localities: Reported from at least 16 localities in this region.
Apjohnite
Formula: Mn2+Al2(SO4)4 · 22H2O
'Apophyllite'
Aragonite
Formula: CaCO3
Localities: Reported from at least 18 localities in this region.
Ardealite (TL)
Formula: Ca2(HPO4)(SO4) · 4H2O
Reference: Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig (1931) 80, 349-352; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 1010.; D. Dumitras , Si. Marincea (2000) Phosphates In The Bat Guano Deposit From The "Dry" Cioclovina Cave, Sureanu Mountains, Romania. Romanian Journal of Mineral Devosits Vol 79 Suppl pp 43-45; Dumitraş, D.-G. (2017): A re-investigation of ardealite from the type locality, the "dry" Cioclovina Cave (Şureanu Mountains, Romania). European Journal of Mineralogy 29, 1055-1066.
Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Reference: Pál Molnár, E. (2000): Hornblendites and diorites of the Ditró syenite massif. University of Szeged, Szeged Hungary, 172 p.; Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Argentojarosite
Formula: AgFe3+3(SO4)2(OH)6
Argentopyrite ?
Formula: AgFe2S3
Reference: Papp, Gábor, Alan J. Criddle, Chris J. Stanley, László Kriston and Géza Nagy (2007): Parajamesonite revisited: background of the discreditation of an enigmatic mineral species. Swiss Journal of Geosciences, 100, 495-502.
Argutite
Formula: GeO2
Reference: http://minerals-of-the-carpathians.eu
Argyrodite
Formula: Ag8GeS6
Armalcolite
Formula: (Mg,Fe2+)Ti2O5
Reference: Seghedi I., Ntaflos T. 2006: G˘ataia lamproite (SW Romania). Mineralogia Polonica, vol. 29, 188-191
Arsenic
Formula: As
Localities: Reported from at least 8 localities in this region.
Arsenoclasite
Formula: Mn2+5(AsO4)2(OH)4
Reference: Paulina HIRTOPANU & Gheorghe UDUBASA (2015): MINERALS FROM RAZOARE Mn-Fe DEPOSIT, PRELUCA MOUNTAINS, EAST CARPATHIANS, ROMANIA: NEW DATA. Rom. J. Mineral Deposits, 88, 11-28.
Arsenolite
Formula: As2O3
Arsenopyrite
Formula: FeAsS
Localities: Reported from at least 34 localities in this region.
'Asbestos'
Reference: Hotz, W. (1909): Die Magnetiterzlagerstätten von Vaspatak im Komitat Hunyad, Ungarn. Mitteilungen der Geologischen Gesellschaft in Wien 2, 25-80.
Asbolane
Formula: (Ni,Co)2-xMn4+(O,OH)4 · nH2O
Reference: http://minerals-of-the-carpathians.eu
Aschamalmite
Formula: Pb6Bi2S9
Reference: www.minerals-of-the carpathians.eu (2009)
'Ashanite'
Formula: (Nb,Ta,U,Fe,Mn)4O8
Reference: http://minerals-of-the-carpathians.eu
Atacamite
Formula: Cu2(OH)3Cl
Reference: Onac, BP; Effenberger, HS; Collins, NC; Kearns, JB; Breban, RC (2011): Revisiting three minerals from Cioclovina Cave (Romania). International Journal of Speleology 40, 21-30.
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Localities: Reported from at least 8 localities in this region.
Augite var: Ferroaugite
Reference: Cioflica, G. & Vlad, Ş.N. (1980) European Copper Deposits, Belgrade, 67–71.; Ilinca, G. (2012) Upper Cretaceous contact metamorphism and related mineralization in Romania. Acta Mineralogica-Petrographica, Abstract Series, Szeged, Vol. 7.
Augite var: Titanian Augite
Formula: (Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Localities: Reported from at least 8 localities in this region.
Auricupride
Formula: Cu3Au
Autunite
Formula: Ca(UO2)2(PO4)2 · 11H2O
Awaruite
Formula: Ni3Fe
Reference: Handbook of Mineralogy
Axinite-(Mn)
Formula: Ca2Mn2+Al2BSi4O15(OH)
Reference: http://minerals-of-the-carpathians.eu
Azurite
Formula: Cu3(CO3)2(OH)2
Localities: Reported from at least 13 localities in this region.
Babingtonite
Formula: Ca2(Fe,Mn)FeSi5O14(OH)
Baddeleyite
Formula: ZrO2
'Badenite'
Reference: Poni (1900), Min. Roumanie: 17; Palache et al (1944) Dana's System of Mineralogy, 7th. ed., vol. 1: 266.
Bafertisite ?
Formula: Ba2Fe2+4Ti2(Si2O7)2O2(OH)2F2
Description: Obviously misidentified with heitmanite.
Reference: http://minerals-of-the-carpathians.eu
Bannisterite
Formula: (Ca,K,Na)(Mn2+,Fe2+)10(Si,Al)16O38(OH)8 · nH2O
Reference: http://minerals-of-the-carpathians.eu
'Barrandite'
Reference: Onac, B. P., Bengeanu, M., Botez, M., & Zih, J. (1995). Preliminary report on the mineralogy of Pestera din Valea Rea (Bihor Mountains, Romania). Theoretical and Applied Karstology, 8, 75.
Barrerite
Formula: (Na,K,Ca0.5)2[Al2Si7O18] · 7H2O
Reference: Stremtan, C. (2006) Hydrothermal Association Of Zeolites From Copăceni, Cluj County, Romania. Acta Mineralogica-Petrographica, Abstract Series 5, Szeged, p 109.
Baryte
Formula: BaSO4
Localities: Reported from at least 27 localities in this region.
Bassanite
Formula: CaSO4 · 0.5H2O
Bastnäsite-(Ce)
Formula: Ce(CO3)F
Bayldonite
Formula: PbCu3(AsO4)2(OH)2
Reference: Lapis 29(9):9-11 (2004)
Bechererite
Formula: Zn7Cu(OH)13[(SiO(OH)3(SO4)]
Reference: G.Koller,2009
Becquerelite
Formula: Ca(UO2)6O4(OH)6 · 8H2O
Reference: Szakáll:Minerals of Carpathians,2003
Bementite
Formula: Mn7Si6O15(OH)8
Benavidesite
Formula: Pb4MnSb6S14
Reference: http://minerals-of-the-carpathians.eu
Benitoite
Formula: BaTi(Si3O9)
Description: Most likely is bentonite clay
Reference: Onac, B. P., & Forti, P. (2011). State of the art and challenges in cave minerals studies. Studia UBB Geologia, 56(1), 33-42.
Benjaminite
Formula: Ag3Bi7S12
Benleonardite
Formula: [Ag6(Sb,As)2S6Te] [Ag9Cu(S,Te)2Te2]
Berlinite
Formula: AlPO4
Berryite
Formula: Cu3Ag2Pb3Bi7S16
Berthierite
Formula: FeSb2S4
Beryl
Formula: Be3Al2(Si6O18)
Bianchite ?
Formula: (Zn,Fe)SO4 · 6H2O
Reference: Buzatu, A., Damian, G., & Buzgar, N. (2012) Raman And Infrared Studies Of Weathering Products From Baia Sprie Ore Deposit (Romania). Romanian Journal of Mineral Deposits, 85:7-10
'Bielzite'
Reference: [Clark, 1993 - "Hey's Mineral Index", p72]
'Biharite'
Reference: [Clark, 1993 - "Hey's Mineral Index", p72]
Billingsleyite
Formula: Ag7AsS6
Description: Mark Feinglos specimen
Reference: Andy Roberts
'Bindheimite'
Formula: Pb2Sb2O6O
Reference: Own found,2007
'Biotite'
Localities: Reported from at least 17 localities in this region.
Birnessite
Formula: (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
Bismite
Formula: Bi2O3
Reference: www.minerals-of-the carpathians.eu (2009)
Bismuth
Formula: Bi
Localities: Reported from at least 13 localities in this region.
Bismuthinite
Formula: Bi2S3
Localities: Reported from at least 17 localities in this region.
Bismutite
Formula: (BiO)2CO3
Reference: Stefan Nicolescu (1996) - Excursion Guide. Field trip E1, Banat and Transylvanian Gold District, Romania. M&M 3, 3rd International Conference on Mineralogy and Museums, Budapest, Hungary, June 9 - 13, 1996, 60 pp.
Bismutoferrite
Formula: Fe3+2Bi(SiO4)2(OH)
Reference: http://minerals-of-the-carpathians.eu
'Bloodstone'
Formula: SiO2
Bobierrite
Formula: Mg3(PO4)2 · 8H2O
Reference: Onac, B. P., Bengeanu, M., Botez, M., & Zih, J. (1995). Preliminary report on the mineralogy of Pestera din Valea Rea (Bihor Mountains, Romania). Theoretical and Applied Karstology, 8, 75.
Bohdanowiczite
Formula: AgBiSe2
Reference: Mineralogical Magazine, Vol. 65(3), pp. 351–372
Bornite
Formula: Cu5FeS4
Localities: Reported from at least 27 localities in this region.
Boulangerite
Formula: Pb5Sb4S11
Localities: Reported from at least 14 localities in this region.
Bournonite
Formula: PbCuSbS3
Localities: Reported from at least 25 localities in this region.
Brannerite
Formula: UTi2O6
Braunite
Formula: Mn2+Mn3+6(SiO4)O8
'Bravoite'
Formula: (Fe,Ni)S2
Localities: Reported from at least 6 localities in this region.
Britholite-(Ce)
Formula: (Ce,Ca)5(SiO4)3OH
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Brochantite
Formula: Cu4(SO4)(OH)6
Localities: Reported from at least 7 localities in this region.
Brookite
Formula: TiO2
'Brostenite'
Reference: Heys Mineral Index 3rd ed.
Brownmillerite
Formula: Ca2(Al,Fe3+)2O5
Brucite
Formula: Mg(OH)2
Brushite
Formula: Ca(HPO4) · 2H2O
Localities: Reported from at least 11 localities in this region.
Buckhornite
Formula: AuPb2BiTe2S3
Reference: Cook, N. J., Ciobanu, C. L., Capraru, N., Damian, G., & Cristea, P. (2005). Mineral assemblages from the vein salband at Sacarimb, Golden Quadrilateral, Romania: II. Tellurides. Geokhimiia, Mineralogiia i Petrologiia, 43, 56-63.
Burbankite
Formula: (Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Reference: Onac, B.P., Breban, R., Kearns, J., and Tamas, T. (2002) Unusual minerals related to phosphate deposits in Cioclovina Cave, Şureanu Mts. (Romania). Theoretical and Applied Karstology: 15: 27-34.; Onac, B.P.; Bernhardt, H.-J.; Effenberger, H. (2009): Authigenic burbankite in the Cioclovina Cave sediments (Romania). European Journal of Mineralogy 21, 507-514.
'Bursaite'
Formula: Pb5Bi4S11 (?)
Bustamite
Formula: CaMn2+(Si2O6)
Cacoxenite
Formula: Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Reference: http://minerals-of-the-carpathians.eu
Calaverite
Formula: AuTe2
Calcite
Formula: CaCO3
Localities: Reported from at least 105 localities in this region.
Calcite var: Cobaltoan Calcite
Formula: (Ca,Co)CO3
Reference: [Specimen in the collection of The Natural History Museum, London]
Calcite var: Glendonite
Formula: CaCO3
Reference: Bogdan P. Onac, Jonathan G. Wynn (2017) Ikaite in old and newly formed ice deposit of Scărișoara Ice Cave, Romania. In 17th International Congress of Speleology (No. I, p. 261). Australian Speleological Federation Inc.
Calcite var: Lublinite
Formula: CaCO3
Reference: Chirienco, M. (2003): Calcite moonmilk in the Humpleu Cave system (Romania): The relationship between crystal morphology and cave topoclimate. Cave and Karst Science, 29, 101-104.
Calcite var: Manganoan Calcite
Formula: (Ca,Mn)CO3
Localities: Reported from at least 10 localities in this region.
Calcite var: Sand-Calcite
Formula: CaCO3
Reference: Vilhelm Farago collection (photos on MIndat)
Calderite
Formula: (Mn2+,Ca)3(Fe3+,Al)2(SiO4)3
Caledonite
Formula: Pb5Cu2(SO4)3(CO3)(OH)6
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 631.
Cancrinite
Formula: (Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Canfieldite
Formula: Ag8SnS6
Cannizzarite
Formula: Pb48Bi56S132
Reference: www.minerals-of-the carpathians.eu (2009)
Carbonatecyanotrichite
Formula: Cu4Al2(CO3,SO4)(OH)12 · 2H2O
Reference: Szakáll, S., Almási, E., Köllı, A., Sajó, I., Vezzalini, G. (2006): New data about the minerals of the copper ore deposit at Balan (East Carpathians) and of limestone xenolithes from basalt at Racosu de Jos (Persani Mts.), Romania. Acta Mineral.-Petrogr., Abstr. Ser. 5, p. 112. [http://www.mineral.hermuz.hu/acta_05/pdf/szakalls1.pdf]d
Carpholite
Formula: Mn2+Al2(Si2O6)(OH)4
Reference: http://minerals-of-the-carpathians.eu
Carrollite
Formula: Cu(Co,Ni)2S4
Caryopilite
Formula: Mn2+3Si2O5(OH)4
Reference: http://minerals-of-the-carpathians.eu
Cassiterite
Formula: SnO2
Cattierite
Formula: CoS2
Reference: http://minerals-of-the-carpathians.eu
Cebollite
Formula: Ca5Al2(SiO4)3(OH)4
Reference: The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001)
Celadonite
Formula: K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Reference: Szakáll, S., Kristály, F., 2010. Mineralogy of Székelyland, Eastern Transylvania, Romania. Sfântu Gheorghe-Miercurea Ciuc-Târgu Mureş. 2010.
Celestine
Formula: SrSO4
Celsian
Formula: Ba(Al2Si2O8)
Reference: http://minerals-of-the-carpathians.eu
Cerite-(Ce)
Formula: (Ce,Ca)9(Mg,Fe)(SiO4)3(HSiO4)4(OH)3
Cerussite
Formula: PbCO3
Localities: Reported from at least 10 localities in this region.
Cervelleite
Formula: Ag4TeS
'Chabazite'
Chabazite-Ca
Formula: (Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Chalcanthite
Formula: CuSO4 · 5H2O
Localities: Reported from at least 11 localities in this region.
Chalcoalumite
Formula: CuAl4(SO4)(OH)12 · 3H2O
Chalcocite
Formula: Cu2S
Localities: Reported from at least 15 localities in this region.
Chalcophanite
Formula: (Zn,Fe,Mn)Mn3O7 · 3H2O
Reference: http://minerals-of-the-carpathians.eu
Chalcophyllite
Formula: Cu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 87 localities in this region.
Chalcostibite
Formula: CuSbS2
Chamosite
Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Reference: Ciobanu, Cristiana Liana and Cook, Nigel John, 2003, Skarn Textures and A Case Study: The Ocna de Fier - Dognecea Orefield, Romania, Ore Geology Reviews, p. 315-370.
Charlesite
Formula: Ca6(Al,Si)2(SO4)2[B(OH)4](OH,O)12 · 26H2O
Chatkalite
Formula: Cu6FeSn2S8
Reference: http://minerals-of-the-carpathians.eu
Cheralite
Formula: CaTh(PO4)2
Reference: Paulina Hîrtopanu, Robert J. Fairhurst, Gyula Jakab, Sorin Silviu Udubaşa (2017): Monazite-(Ce) and its associations from the Ditrau alkaline intrusive massif, East Carpathians, Romania. Romanian Journal of Mineral Deposits 90, 27-40.
Chevkinite-(Ce)
Formula: (Ce,La,Ca,Th)4(Fe2+,Mg)(Fe2+,Ti,Fe3+)2(Ti,Fe3+)2(Si2O7)2O8
Chlorapatite
Formula: Ca5(PO4)3Cl
Chlorargyrite
Formula: AgCl
Chlorellestadite ?
Formula: Ca5(SiO4)1.5(SO4)1.5Cl
Description: Disputed in 2005
Reference: Onac, B.P., Breban, R., Kearns, J., and Tamas, T. (2002) Unusual minerals related to phosphate deposits in Cioclovina Cave, Şureanu Mts. (Romania). Theoretical and Applied Karstology: 15: 27-34; American Mineralogist: 90:1203-1208 (2005)
'Chlorite Group'
Localities: Reported from at least 30 localities in this region.
Chondrodite
Formula: (Mg,Fe2+)5(SiO4)2(F,OH)2
Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 11 localities in this region.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Localities: Reported from at least 7 localities in this region.
Churchite-(Y)
Formula: Y(PO4) · 2H2O
Description: Disputed in 2005
Reference: Onac, B.P., Ettinger, K., Kearns, J., Balasz, I.I. (2005): A modern, guano-related occurrence of foggite, CaAl(PO4)(OH)2·H2O and churchite-(Y), YPO4·2H2O in Cioclovina Cave, Romania. Mineralogy and Petrology, 85, 291-302.; European Journal of Mineralogy; April 2009; v. 21; no. 2; p. 507-514
Cinnabar
Formula: HgS
Clarkeite
Formula: (Na,Ca,Pb)(UO2)O(OH) · 0-1H2O
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111
Claudetite
Formula: As2O3
Reference: Kristály, F. & Szakáll, S. (2009): Mitt. Österr. Mineral. Ges. 155, 94. (Abs.)
Clausthalite
Formula: PbSe
'Clays'
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Localities: Reported from at least 14 localities in this region.
Clinochlore var: Pennine
Formula: Mg5Al(AlSi3O10)(OH)8
Reference: The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001)
Clinochlore var: Ripidolite ?
Formula: (Mg,Fe,Al)6(Si,Al)4O10(OH)8
Reference: Collection of Geologický pavilon of VŠB - Technical University of Ostrava (http://geologie.vsb.cz/gp ); Jakub Jirasek photo.
'Clinochlore-1MIa'
Reference: Comptes Rendus Geosciences Volume 335, Issue 8, August 2003, Pages 671-680
'Clinochlore-1MIb'
Reference: Comptes Rendus Geosciences Volume 335, Issue 8, August 2003, Pages 671-680
Clinoenstatite
Formula: MgSiO3
Clinohumite
Formula: Mg9(SiO4)4F2
'Clinoptilolite'
'Clinopyroxene Subgroup'
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Clintonite
Formula: Ca(Mg,Al)3(Al3SiO10)(OH)2
Coalingite
Formula: Mg10Fe3+2(OH)24[CO3] · 2H2O
Reference: http://minerals-of-the-carpathians.eu
Cobaltite
Formula: CoAsS
Localities: Reported from at least 9 localities in this region.
Cobaltpentlandite
Formula: (Co,Ni,Fe)9S8
'Coeruleolactite'
Reference: http://minerals-of-the-carpathians.eu
Coffinite
Formula: U(SiO4) · nH2O
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111
Collinsite
Formula: Ca2Mg(PO4)2 · 2H2O
Reference: Onac, B.P., Breban, R., Kearns, J., and Tamas, T. (2002) Unusual minerals related to phosphate deposits in Cioclovina Cave, Şureanu Mts. (Romania). Theoretical and Applied Karstology: 15: 27-34.; Onac, BP; Effenberger, HS; Collins, NC; Kearns, JB; Breban, RC (2011): Revisiting three minerals from Cioclovina Cave (Romania). International Journal of Speleology 40, 21-30.
Coloradoite
Formula: HgTe
Columbite-(Fe)
Formula: Fe2+Nb2O6
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
'Columbite-(Fe)-Columbite-(Mn) Series'
Reference: Calin N, Fransolet A, Baijot M, Marincea S, Dumitras D, Hatert F, Anason M, Iancu A (2014) A possible new mineral species, "ferrogatehouseite" (Fe,Mn)5(PO4)2(OH)4 from Conţu Pegmatite, Romania. 21 st meeting of the International Mineralogical Association. p 264
Columbite-(Mg)
Formula: (Mg,Fe,Mn)(Nb,Ta)2O6
Reference: Androne, D.A.M., Buzgar, N., and Kasper, H.U. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 16-26.; Săbău, G. (2010) Lanthanide-free fersmite in the lithian pegmatites at Conţu, Lotru Mts., and its relationship with other niobo-tantalates. Annual Conference of the Geological Society of Romania, Bucharest, 5-6 November 2010
Conichalcite
Formula: CaCu(AsO4)(OH)
Coombsite
Formula: K(Mn,Fe,Mg)13(Si,Al)18O42(OH)14
Reference: http://minerals-of-the-carpathians.eu
Copiapite
Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Copper
Formula: Cu
Localities: Reported from at least 8 localities in this region.
Coquandite
Formula: Sb6+xO8+x(SO4)(OH)x(H2O)1- x (x = 0.3)
Coquimbite
Formula: Fe2-xAlx(SO4)3 · 9H2O, x ~0.5
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Coronadite
Formula: Pb(Mn4+6Mn3+2)O16
Reference: http://minerals-of-the-carpathians.eu
Corundum
Formula: Al2O3
Cosalite
Formula: Pb2Bi2S5
Localities: Reported from at least 13 localities in this region.
Cotunnite
Formula: PbCl2
Reference: www.minerals-of-the-carpathians,2009
Covellite
Formula: CuS
Localities: Reported from at least 21 localities in this region.
Crandallite
Formula: CaAl3(PO4)(PO3OH)(OH)6
Crednerite
Formula: CuMnO2
Reference: http://minerals-of-the-carpathians.eu
Cristobalite
Formula: SiO2
Crocoite
Formula: PbCrO4
Cronstedtite
Formula: Fe2+2Fe3+((Si,Fe3+)2O5)(OH)4
Cryptomelane
Formula: K(Mn4+7Mn3+)O16
Reference: http://minerals-of-the-carpathians.eu
'Csiklovaite'
Reference: Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
Cubanite
Formula: CuFe2S3
Localities: Reported from at least 9 localities in this region.
Cummingtonite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Reference: http://minerals-of-the-carpathians.eu
Cuprite
Formula: Cu2O
Cuprobismutite
Formula: Cu8AgBi13S24
Cupromakovickyite
Formula: Cu4AgPb2Bi9S18
Reference: L. Zak et al.: N. Jb. Mineral. Abh. 168:147-169 (1994)
Cuproneyite (TL)
Formula: Cu7Pb27Bi25S68
Type Locality:
Reference: Ilinca, Gh., Makovicky, E., Topa, D., & Zagler, G. (2010): Cuproneyite, Cu7Pb27Bi25S68, a new mineral from Băiţa Bihor, Romania. Can. Mineral. 50, 353-370.; Cristiana L. Ciobanu, Nigel J. Cook, Christian Maunders, Benjamin P. Wade and Kathy Ehrig (2016): Focused Ion Beam and Advanced Electron Microscopy for Minerals: Insights and Outlook from Bismuth Sulphosalts. Minerals 6(4), 112.
Cupropavonite
Formula: Cu0.9Ag0.5Pb0.6Bi2.5S5
Cuspidine
Formula: Ca4(Si2O7)(F,OH)2
Cyanotrichite (TL)
Formula: Cu4Al2(SO4)(OH)12 · 2H2O
Type Locality:
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 579; Lapis 11 (1993), 7.
Cymrite
Formula: BaAl2Si2(O,OH)8 · H2O
Danburite
Formula: CaB2Si2O8
Reference: http://minerals-of-the-carpathians.eu
Darapskite
Formula: Na3(SO4)(NO3) · H2O
Reference: Onac, B. P. (2009): ACTA CARSOLOGICA 38/1, 27-39
Diadochite
Formula: Fe3+2(PO4)(SO4)(OH) · 5H2O
Reference: Huber, P. & Muresan,I. (1996): Die Erzlagerstätte Herja - Eisen-, Blei- und Antimonminerale aus der Erzlagerstätte Herja (Herzsabánya). Lapis, 21 (7), 27ff. (in German)
Diamond
Formula: C
Reference: Fisenko, A.V. and L.F. Semenova (1997) On the Selection of Chondrites for Studying Interstellar Diamond. Vernadsky Institute of Geochemistry and Analytical Chemistry, Russian Academy of Sciences.
Diaphorite
Formula: Ag3Pb2Sb3S8
Diaspore
Formula: AlO(OH)
Dickite
Formula: Al2(Si2O5)(OH)4
Dietrichite (TL)
Formula: (Zn,Fe2+,Mn2+)Al2(SO4)4 · 22H2O
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 529; Canadian Mineralogist (1998): 36: 1373.; M.E. Ciriotti collection [S. Möckel 2010 - EDX+PXRD]
Digenite
Formula: Cu9S5
Diopside
Formula: CaMgSi2O6
Localities: Reported from at least 26 localities in this region.
Dioptase
Formula: CuSiO3 · H2O
Dissakisite-(Ce)
Formula: {CaCe}{Al2Mg}(Si2O7)(SiO4)O(OH)
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Djerfisherite
Formula: K6(Fe,Cu,Ni)25S26Cl
Reference: The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001)
Djurleite
Formula: Cu31S16
Reference: www.minerals-of-the carpathians.eu (2009)
'Dognácskaite'
Reference: Palache et al (1944), Dana's System of Mineralogy, seventh ed., vol. 1: 470.
Dollaseite-(Ce)
Formula: {CaCe}{MgAlMg}(Si2O7)(SiO4)(OH)F
Dolomite
Formula: CaMg(CO3)2
Localities: Reported from at least 30 localities in this region.
Dolomite var: Ferroan Dolomite
Formula: Ca(Mg,Fe)(CO3)2
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Dufrénite
Formula: Ca0.5Fe2+Fe3+5(PO4)4(OH)6 · 2H2O
Dypingite
Formula: Mg5(CO3)4(OH)2 · 5H2O
Reference: Ionescu,C. & Ghergari, L (1999): Dypingite; product of the brucite alteration in the Budureasa-Pietroasa area (Bihor Mts., Romania). Romanian Journal of Mineralogy. 79 (Suppl. 1), 41
Eckermannite ?
Formula: NaNa2(Mg4Al}Si8O22(OH)2
Description: Need to be checked if it can be assigned to eckermannite according to the redefinition by IMA (IMA2013-136).
Reference: http://minerals-of-the-carpathians.eu
Eclarite
Formula: (Cu,Fe)Pb9Bi12S28
'Electrum'
Formula: (Au, Ag)
Localities: Reported from at least 11 localities in this region.
'Ellestadite'
Reference: Marincea, S., Dumitraş. D-G., Ghinet, C, Fransolet, A.-M., Hatert, F. & Rondeaux, M. (2011): Gehlenite from three occurrences of high-temperature skarns, Romania: new mineralogical data. Canadian Mineralogist. 49, 1001-1014
Emplectite
Formula: CuBiS2
Empressite
Formula: AgTe
Enargite
Formula: Cu3AsS4
Localities: Reported from at least 7 localities in this region.
Enstatite
Formula: MgSiO3
Enstatite var: Bronzite
Formula: (Mg,Fe2+)2[SiO3]2
Reference: Szakáll, S., Kristály, F., 2010. Mineralogy of Székelyland, Eastern Transylvania, Romania. Sfântu Gheorghe-Miercurea Ciuc-Târgu Mureş. 2010.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Localities: Reported from at least 27 localities in this region.
Epsomite
Formula: MgSO4 · 7H2O
Ericssonite
Formula: BaMn2+2Fe3+(Si2O7)O(OH)
Reference: Paulina HIRTOPANU & Gheorghe UDUBASA (2015): MINERALS FROM RAZOARE Mn-Fe DEPOSIT, PRELUCA MOUNTAINS, EAST CARPATHIANS, ROMANIA: NEW DATA. Rom. J. Mineral Deposits, 88, 11-28.
'Erionite'
Erythrite
Formula: Co3(AsO4)2 · 8H2O
Eskimoite
Formula: Ag7Pb10Bi15S36
Reference: Nigel G. Cook : "Bismuth Sulphosalts from Hydrothermal Vein Deposits of Neogen Age, N.W. Romania, Mitt. Österr. Miner. Ges. , 143, 1998 / Lecture to the Austrian Mineralogical Society, 23rd June 1997, Salzburg.
Ettringite
Formula: Ca6Al2(SO4)3(OH)12 · 26H2O
Eucairite
Formula: AgCuSe
Reference: www.minerals-of-the-carpathians,2009; Gheorghe C. POPESCU, Antonela NEACŞU, Mihaela CIOACĂ, D. FILIPESCU (2010): The selenium and Se-minerals in the Săcărâmb ore deposits – Metaliferi Mountains, Romania. Romanian Journal of Mineral Deposits, 84, 127-130.
Euchroite
Formula: Cu2(AsO4)(OH) · 3H2O
Reference: www.minerals-of-the-carpathians,2009
Evansite
Formula: Al3(PO4)(OH)6 · 6H2O
Eveite
Formula: Mn2+2(AsO4)(OH)
Reference: Paulina HIRTOPANU & Gheorghe UDUBASA (2015): MINERALS FROM RAZOARE Mn-Fe DEPOSIT, PRELUCA MOUNTAINS, EAST CARPATHIANS, ROMANIA: NEW DATA. Rom. J. Mineral Deposits, 88, 11-28.
Fayalite
Formula: Fe2+2SiO4
'Fayalite-Forsterite Series'
Felbertalite
Formula: Cu2Pb6Bi8S19
Reference: http://minerals-of-the-carpathians.eu
'Feldspar Group'
'Feldspar Group var: Perthite'
Reference: http://www.geol.vt.edu/research/gsrs/gsrs2005/Abstracts/afall%201115AM%20F.doc
Felsőbányaite (TL)
Formula: Al4(SO4)(OH)10 · 4H2O
Reference: Kenngott (1853) Konigliche Akademie der Wissenschaften, Vienna, Sitzber.: 10: 294; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 585.
Ferberite
Formula: FeWO4
'Fergusonite'
Reference: Udubaşa G., Pop D., Costea C. (2004) Native platinum at Pianu, Sebeş County, Romania. Romanian Journal of Mineral Deposits 81:192-194
Fergusonite-(Y)
Formula: YNbO4
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Ferricopiapite
Formula: Fe5(SO4)6O(OH) · 20H2O
Ferrimolybdite
Formula: Fe2(MoO4)3 · nH2O
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Ferrisicklerite
Formula: Li1-x(Fe3+xFe2+1-x)PO4
Reference: Calin N, Fransolet A, Baijot M, Marincea S, Dumitras D, Hatert F, Anason M, Iancu A (2014) A possible new mineral species, "ferrogatehouseite" (Fe,Mn)5(PO4)2(OH)4 from Conţu Pegmatite, Romania. 21 st meeting of the International Mineralogical Association. p 264
Ferro-actinolite
Formula: ☐{Ca2}{Fe2+5}(Si8O22)(OH)2
Ferro-anthophyllite
Formula: ☐{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Reference: http://minerals-of-the-carpathians.eu
Ferrorhodonite
Formula: CaMn3Fe(Si5O15)
Reference: Paulina Hirtopanu, W. Peter Scott, Nicolae Calin (2018) New data on johannsenite and its mineral associations in Bistrita Mts, Romania. in abstracts of the 22nd IMA Meeting Melbourne p 461
Ferrosilite
Formula: FeSiO3
Reference: http://minerals-of-the-carpathians.eu; Hîrtopanu, P. (2006) One Hundred Minerals For One Hundred Years (dedicated To The Centennial Of The Geological Institute Of Romania) Acta Mineralogica-Petrographica, Abstract Series 5, Szeged, p38
'Ferro-winchite'
Formula: ☐{CaNa}{Fe2+4Al}(Si8O22)(OH)2
Reference: http://minerals-of-the-carpathians.eu
Fersmite
Formula: (Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Fibroferrite
Formula: Fe3+(SO4)(OH) · 5H2O
Reference: Edited by Szakáll-Kristály(2010):Mineralogy of Székelyland,Eastern Transsylvania,Romania
Fizélyite (TL)
Formula: Ag5Pb14Sb21S48
Habit: Curved blades to ropey intergrowths to several cm
Colour: black
Fluorescence: none
Description: Herja has produced the world's largest fizelyite crystals and not a one is terminated! Papp et al. (2007) also report a fizelyite-related mineral.
Reference: Math. és Term.Tud.Ért. (1926) 42, 18-19; Palache et al (1944), Dana's System of Mineralogy, Seventh ed., Vol. 1: 450; Papp, Gábor, Alan J. Criddle, Chris J. Stanley, László Kriston and Géza Nagy (2007): Parajamesonite revisited: background of the discreditation of an enigmatic mineral species. Swiss Journal of Geosciences, 100, 495-502.
Florencite-(Ce)
Formula: CeAl3(PO4)2(OH)6
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp
Fluoborite
Formula: Mg3(BO3)(F,OH)3
Fluorapatite
Formula: Ca5(PO4)3F
Localities: Reported from at least 8 localities in this region.
Fluorapophyllite-(K)
Formula: KCa4(Si8O20)(F,OH) · 8H2O
Reference: www.minerals-of-the carpathians.eu (2009)
Fluorite
Formula: CaF2
Localities: Reported from at least 16 localities in this region.
Fluoro-edenite
Formula: {Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Reference: Bojar, H.-P. & Walter, F. (2006): Fluoro-magnesiohastingsite from Dealul Uroi (Hunedoara county, Romania): Mineral data and crystal structrure of a new amphibole end-member. European Journal of Mineralogy 18, 503-508
Fluorophlogopite
Formula: KMg3(AlSi3O10)(F,OH)2
Description: Phlogopite with: F/[F+OH] = 0,79
Reference: Bojar, H.-P. & Walter, F. (2006): Fluoro-magnesiohastingsite from Dealul Uroi (Hunedoara county, Romania): Mineral data and crystal structrure of a new amphibole end-member. European Journal of Mineralogy 18, 503-508
Foggite
Formula: CaAl(PO4)(OH)2 · H2O
Reference: Onac, B.P., Ettinger, K., Kearns, J., Balasz, I.I. (2005): A modern, guano-related occurrence of foggite, CaAl(PO4)(OH)2·H2O and churchite-(Y), YPO4·2H2O in Cioclovina Cave, Romania. Mineralogy and Petrology, 85, 291-302.; European Journal of Mineralogy; April 2009; v. 21; no. 2; p. 507-514
Forsterite
Formula: Mg2SiO4
Localities: Reported from at least 10 localities in this region.
Foshagite
Formula: Ca4(Si3O9)(OH)2
Reference: The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001)
Fraipontite
Formula: (Zn,Al)3((Si,Al)2O5)(OH)4
Reference: http://minerals-of-the-carpathians.eu
Francoanellite
Formula: K3Al5(PO4)2(HPO4)3 · 12H2O
Franklinite
Formula: Zn2+Fe3+2O4
Freibergite
Formula: Ag6[Cu4Fe2]Sb4S13-x
Freieslebenite
Formula: AgPbSbS3
Friedelite
Formula: Mn2+8Si6O15(OH,Cl)10
Reference: http://minerals-of-the-carpathians.eu
Friedrichite
Formula: Pb5Cu5Bi7S18
Frohbergite
Formula: FeTe2
Fukalite
Formula: Ca4[Si2O6][CO3](OH)2
Fülöppite (TL)
Formula: Pb3Sb8S15
Habit: Blocky xls to a mm
Colour: Black with a blue irridescence
Fluorescence: none
Description: About a hundred specimens were recovered.
Reference: Koch S. (1929): Fuloppite, a new Hungarian Mineral of the plagionite-semseyite group. Mineralogical Magazine 22.; Mineralogical Record 7:139-140
Galaxite
Formula: Mn2+Al2O4
Reference: http://minerals-of-the-carpathians.eu
Galena
Formula: PbS
Localities: Reported from at least 75 localities in this region.
Galenobismutite
Formula: PbBi2S4
'Garnet Group'
Formula: X3Z2(SiO4)3
Localities: Reported from at least 11 localities in this region.
'Garnet Supergroup'
Formula: X3Z2(TO4)3
Reference: Hotz, W. (1909): Die Magnetiterzlagerstätten von Vaspatak im Komitat Hunyad, Ungarn. Mitteilungen der Geologischen Gesellschaft in Wien 2, 25-80.
Gehlenite
Formula: Ca2Al(AlSiO7)
Localities: Reported from at least 8 localities in this region.
Geigerite
Formula: Mn2+5(AsO4)2(HAsO4)2 · 10H2O
Reference: Collected by Gábor Koller, XRD and EDS: Sándor Szakáll and Béla Fehér
Genthelvite
Formula: Be3Zn4(SiO4)3S
Reference: http://minerals-of-the-carpathians.eu
Geocronite
Formula: Pb14(Sb,As)6S23
'Geocronite-Jordanite Series'
Germanite
Formula: Cu13Fe2Ge2S16
Gersdorffite
Formula: NiAsS
Localities: Reported from at least 7 localities in this region.
Gibbsite
Formula: Al(OH)3
Reference: Minerals of Carpathians,2006
Giessenite
Formula: Pb27Cu2(Bi,Sb)19S57
Reference: Nigel G. Cook : "Bismuth Sulphosalts from Hydrothermal Vein Deposits of Neogen Age, N.W. Romania, Mitt. Österr. Miner. Ges. , 143, 1998 / Lecture to the Austrian Mineralogical Society, 23rd June 1997, Salzburg.
'Gismondine'
Gladite
Formula: PbCuBi5S9
'Glass'
Glaucochroite
Formula: CaMn2+SiO4
Reference: Marincea, S., Dumitras, D. G., Ghinet, C., & Bilal, E. (2014, September). Superposed parageneses in the gehlenite-bearing, high-temperature skarns from Oraviţa (Banat, Romania). In IMA2014.
Glaucodot
Formula: (Co0.50Fe0.50)AsS
Glaucophane
Formula: ◻[Na2][Mg3Al2]Si8O22(OH)2
Reference: http://minerals-of-the-carpathians.eu
Glaukosphaerite
Formula: (Cu,Ni)2(CO3)(OH)2
Goethite
Formula: α-Fe3+O(OH)
Localities: Reported from at least 26 localities in this region.
Gold
Formula: Au
Localities: Reported from at least 60 localities in this region.
Goldfieldite
Formula: Cu10Te4S13
Gonnardite
Formula: (Na,Ca)2(Si,Al)5O10 · 3H2O
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Goslarite
Formula: ZnSO4 · 7H2O
Goyazite
Formula: SrAl3(PO4)(PO3OH)(OH)6
Reference: Ed.:Szakáll S.-Kristály F.2010:Mineralogy of Székelyland,Eastern Transylvania,Romania; Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp
Graphite
Formula: C
Localities: Reported from at least 6 localities in this region.
Graţianite (TL)
Formula: MnBi2S4
Type Locality:
Reference: Brugger, J., Ciobanu, C.L., Mills, S.J., Cook, N.J., Damian, G., Damian, F. and Elliott, P. (2013) Graţianite, IMA 2013-076. CNMNC Newsletter No. 18, December 2013, page 3252; Mineralogical Magazine, 77, 3249-3258.; Ciobanu, C.L., Brugger, J., Cook, N.J., Mills, S.J., Elliott, P., Damian, G., Damian, F. (2014): Graţianite, MnBi2S4, a new mineral from the Bǎiţa Bihor skarn, Romania. American Mineralogist, 99, 1163-1170.
Greenalite
Formula: (Fe2+,Fe3+)2-3Si2O5(OH)4
Greenockite
Formula: CdS
Grossular
Formula: Ca3Al2(SiO4)3
Localities: Reported from at least 12 localities in this region.
Grossular var: Hibschite
Formula: Ca3Al2(SiO4)3-x(OH)4x
'Grossular-Hibschite Series'
Groutite
Formula: Mn3+O(OH)
Reference: http://minerals-of-the-carpathians.eu
Grunerite
Formula: ☐{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Reference: http://minerals-of-the-carpathians.eu
Guanajuatite
Formula: Bi2Se3
Reference: http://minerals-of-the-carpathians.eu
Gunningite
Formula: ZnSO4 · H2O
Gustavite
Formula: AgPbBi3S6
'Gustavite-Lillianite Series'
Reference: Buzatu, A., Damian, G., Dill, H. G., Buzgar, N. & Apopei A. I. (2015): Mineralogy and geochemistry of sulfosalts from Baia Sprie ore deposit (Romania) — New bismuth minerals occurrence. Ore Geology Reviews 65, 132-147.
Gypsum
Formula: CaSO4 · 2H2O
Localities: Reported from at least 52 localities in this region.
Gypsum var: Selenite
Formula: CaSO4 · 2H2O
Gyrolite
Formula: NaCa16Si23AlO60(OH)8 · 14H2O
Halite
Formula: NaCl
Localities: Reported from at least 11 localities in this region.
'Halloysite'
Formula: Al2(Si2O5)(OH)4
Halloysite-7Å
Formula: Al2(Si2O5)(OH)4
Reference: Clain, E. & Haake, R. (2006): Die Blei-Zink-Lagerstätte von Turt, Oasgebirge, Rumänien. Mineralien-Welt 17 (5), 52-64. (in German)
Halotrichite
Formula: FeAl2(SO4)4 · 22H2O
Localities: Reported from at least 7 localities in this region.
Hammarite
Formula: Pb2Cu2Bi4S9
Hastingsite
Formula: {Na}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(OH)2
Reference: Pál Molnár, E. (2000): Hornblendites and diorites of the Ditró syenite massif. University of Szeged, Szeged Hungary, 172 p.; Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Hausmannite
Formula: Mn2+Mn3+2O4
Reference: Pál Molnár, E. (2000): Hornblendites and diorites of the Ditró syenite massif. University of Szeged, Szeged Hungary, 172 p.
Hawleyite
Formula: CdS
Reference: collected: Gábor Koller, analysed: Sándor Szakáll, Béla Fehér EDS, and PXRD;
Hedenbergite
Formula: CaFe2+Si2O6
Localities: Reported from at least 7 localities in this region.
Hedenbergite var: Manganoan Hedenbergite
Formula: Ca(Fe,Mn)2+Si2O6
Reference: Ilinca, G. (2012) Upper Cretaceous contact metamorphism and related mineralization in Romania. Acta Mineralogica-Petrographica, Abstract Series, Szeged, Vol. 7.
Hedleyite
Formula: Bi7Te3
Reference: Mineralogical Magazine, Vol. 65(3), pp. 351–372
Helvine
Formula: Be3Mn2+4(SiO4)3S
Reference: Szakáll: Minerals of Carpathian Reg., 2004
Hematite
Formula: Fe2O3
Localities: Reported from at least 43 localities in this region.
Hematite var: Iron Rose
Formula: Fe2O3
Reference: Stefan Nicolescu (1996) - Excursion Guide. Field trip E1, Banat and Transylvanian Gold District, Romania. M&M 3, 3rd International Conference on Mineralogy and Museums, Budapest, Hungary, June 9 - 13, 1996, 60 pp
Hematite var: Martite
Formula: Fe2O3
Reference: Stefan Nicolescu (1996) - Excursion Guide. Field trip E1, Banat and Transylvanian Gold District, Romania. M&M 3, 3rd International Conference on Mineralogy and Museums, Budapest, Hungary, June 9 - 13, 1996, 60 pp
Hematite var: Specularite
Formula: Fe2O3
Hemimorphite (TL)
Formula: Zn4Si2O7(OH)2 · H2O
Reference: [Lapis 1 (1988), 6]; Rocks and Minerals 77:176-180
Hercynite
Formula: Fe2+Al2O4
Hercynite var: Picotite
Formula: (Fe,Mg)(Al,Cr)2O4
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Hessite
Formula: Ag2Te
Localities: Reported from at least 17 localities in this region.
Hetaerolite
Formula: ZnMn2O4
Reference: http://minerals-of-the-carpathians.eu
Heteromorphite
Formula: Pb7Sb8S19
Heterosite
Formula: (Fe3+,Mn3+)PO4
Reference: Calin N, Fransolet A, Baijot M, Marincea S, Dumitras D, Hatert F, Anason M, Iancu A (2014) A possible new mineral species, "ferrogatehouseite" (Fe,Mn)5(PO4)2(OH)4 from Conţu Pegmatite, Romania. 21 st meeting of the International Mineralogical Association. p 264
'Heterosite-Purpurite Series'
Reference: Androne, D.A.M., Buzgar, N., and Kasper, H.U. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 16-26.
'Heulandite subgroup'
Reference: Ferenc Kristály (2006) Zeolites from Copaceni, Romania. GEODA,XVI/2, 34-36; Stremtan, C. (2006) Hydrothermal Association Of Zeolites From Copăceni, Cluj County, Romania. Acta Mineralogica-Petrographica, Abstract Series 5, Szeged, p 109.
Hexahydrite
Formula: MgSO4 · 6H2O
Reference: Apopei, A.I., Buzgar, N., Damian, G., Buzatu, A. (2005): The Raman study of weathering minerals from the Coranda-Hondol open pit (Certej gold-silver deposit) and their photochemical degradation products under laser irradiation. Canadian MIneralogist, 52, 1027-1038.
Heyrovskýite
Formula: Pb6Bi2S9
Localities: Reported from at least 6 localities in this region.
Hibonite
Formula: (Ca,Ce)(Al,Ti,Mg)12O19
Reference: Michel‐Lévy, M. C. (1988). A New Component of the Mezö‐Madaras Breccia: A Microchondrule‐and Carbon‐Bearing L‐Related Chondrite. Meteoritics, 23(1), 45-48.
Hisingerite
Formula: Fe3+2(Si2O5)(OH)4 · 2H2O
Reference: http://minerals-of-the-carpathians.eu; Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Hodrušite
Formula: Cu8Bi12S22
Reference: Cook, N. J. & Ciobanu, C. L. (2003): Lamellar minerals of the cuprobismutite series and related paděraite: A new occurrence and implications. Can. Mineral., 41, 441-456; Ciobanu, C. L.; Pring, A.; Cook, N. J. (2004): Micron- to nano-scale intergrowths among members of the cuprobismutite series and paderaite: HRTEM and microanalytical evidence. Mineralogical Magazine 68, 279-300.
'Högbomite'
Formula: (Mg,Fe)2(Al,Ti)5O10
Reference: http://minerals-of-the-carpathians.eu
Holdawayite
Formula: Mn6(CO3)2(OH)7(Cl,OH)
Reference: http://minerals-of-the-carpathians.eu; Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Homilite
Formula: Ca2(Fe2+,Mg)B2Si2O10
Reference: http://minerals-of-the-carpathians.eu
'Hornblende'
Localities: Reported from at least 6 localities in this region.
Hörnesite (TL)
Formula: Mg3(AsO4)2 · 8H2O
Reference: Verhandl.kaiserl.-königl.Reichsanst.Wien,(1859) 11, 41; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 755.
Hübnerite
Formula: MnWO4
Hureaulite
Formula: (Mn,Fe)5(PO4)2(HPO4)2 · 4H2O
Reference: Androne, D.A.M., Buzgar, N., and Kasper, H.U. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 16-26.
Hydrocalumite
Formula: Ca4Al2(OH)12(Cl,CO3,OH)2 · 4H2O
'Hydrohetaerolite'
Formula: ZnMn2O4 · H2O
Reference: http://minerals-of-the-carpathians.eu
Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
Localities: Reported from at least 6 localities in this region.
Hydroniumjarosite
Formula: (H3O)Fe3+3(SO4)2(OH)6
Hydrotalcite
Formula: Mg6Al2(OH)16[CO3] · 4H2O
Reference: Minerals of Carpathians
Hydroxyapophyllite-(K)
Formula: KCa4(Si8O20)(OH,F) · 8H2O
Reference: www.minerals-of-the carpathians.eu (2009)
Hydroxylapatite
Formula: Ca5(PO4)3(OH)
Localities: Reported from at least 13 localities in this region.
Hydroxylapatite var: Carbonate-rich Hydroxylapatite
Formula: Ca5(PO4,CO3)3(OH,O)
Hydroxylbastnäsite-(Ce)
Formula: Ce(CO3)(OH)
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Hydroxylellestadite
Formula: Ca5(SiO4)1.5(SO4)1.5(OH)
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Reference: S. Szakáll (Editor).: Minerals of Carpathians,2004
Ice
Formula: H2O
Reference: Bogdan P. Onac, Jonathan G. Wynn (2017) Ikaite in old and newly formed ice deposit of Scărișoara Ice Cave, Romania. In 17th International Congress of Speleology (No. I, p. 261). Australian Speleological Federation Inc.
Ikaite
Formula: CaCO3 · 6H2O
Ikunolite
Formula: Bi4(S,Se)3
Ilmenite
Formula: Fe2+TiO3
Localities: Reported from at least 12 localities in this region.
Ilvaite
Formula: CaFe3+Fe2+2(Si2O7)O(OH)
Localities: Reported from at least 6 localities in this region.
Ingodite
Formula: Bi2TeS
Iron
Formula: Fe
Iron var: Kamacite
Formula: (Fe,Ni)
Isocubanite
Formula: CuFe2S3
'Iwakiite'
Formula: Mn2+Fe3+2O4
Reference: http://minerals-of-the-carpathians.eu; Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Ixiolite
Formula: (Ta,Nb,Sn,Fe,Mn)4O8
Reference: http://minerals-of-the-carpathians.eu
Izoklakeite
Formula: Pb27(Cu,Fe,Ag)2(Sb,Bi)19S57
Reference: Mitt. .Österr. Miner. Ges. 143 (1998); Cook, N. J. (1997). Bismuth and bismuth–antimony sulphosalts from Neogene vein mineralisation, Baia Borşa area, Maramureş, Romania. Mineralogical Magazine, 61(3), 387-409.
Jacobsite
Formula: Mn2+Fe3+2O4
Jamborite
Formula: Ni2+1-xCo3+x(OH)2-x(SO4)x · nH2O
Locality: Eibenthal, Almas Mts, Mehedinti, Romania - erroneously reported
Description: Subsequent analysis showed that the "jamborite" is reevesite (see there).
Reference: Gábor Koller
Jamesonite
Formula: Pb4FeSb6S14
Localities: Reported from at least 10 localities in this region.
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Localities: Reported from at least 8 localities in this region.
Jerrygibbsite
Formula: Mn2+9(SiO4)4(OH)2
Reference: http://minerals-of-the-carpathians.eu; Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Johannsenite
Formula: CaMn2+Si2O6
Jôkokuite
Formula: MnSO4 · 5H2O
Reference: Onac, B. P. et al. (2003): STUDIA UNIVERSITATIS BABEŞ-BOLYAI, GEOLOGIA, XLVIII, 1, 29-44. [http://bioge.ubbcluj.ro/studia/pdf/2003/Onac.pdf]
'Jolotcaite'
Formula: Pb-Bi-Te-S
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Jonassonite
Formula: AuBi5S4
Reference: Ciobanu, C. L., Cook, N. J., Damian, F., & Damian, G. (2006). Gold scavenged by bismuth melts: An example from Alpine shear-remobilizates in the Highiş Massif, Romania. Mineralogy and Petrology, 87(3-4), 351-384.
Jordanite
Formula: Pb14(As,Sb)6S23
'Joséite'
Formula: Bi4TeS2
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Joséite-A
Formula: Bi4TeS2
Kaersutite
Formula: {Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Kalinite
Formula: KAl(SO4)2 · 11H2O
Reference: Onac, B. P. et al. (2003): STUDIA UNIVERSITATIS BABEŞ-BOLYAI, GEOLOGIA, XLVIII, 1, 29-44. [http://bioge.ubbcluj.ro/studia/pdf/2003/Onac.pdf]
Kamaishilite
Formula: Ca2(Al2SiO6)(OH)2
Reference: The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001)
Kaolinite
Formula: Al2(Si2O5)(OH)4
Localities: Reported from at least 28 localities in this region.
Kasolite
Formula: Pb(UO2)[SiO4] · H2O
Kawazulite
Formula: Bi2Te2Se
Reference: Mineralogical Magazine, Vol. 65(3), pp. 351–372
Kellyite
Formula: Mn2+2Al(AlSiO5)(OH)4
Reference: Paulina HIRTOPANU & Gheorghe UDUBASA (2015): MINERALS FROM RAZOARE Mn-Fe DEPOSIT, PRELUCA MOUNTAINS, EAST CARPATHIANS, ROMANIA: NEW DATA. Rom. J. Mineral Deposits, 88, 11-28.
'K Feldspar'
Localities: Reported from at least 22 localities in this region.
'K Feldspar var: Adularia'
Formula: KAlSi3O8
Localities: Reported from at least 20 localities in this region.
Khademite
Formula: Al(SO4)F · 5H2O
Reference: http://minerals-of-the-carpathians.eu
Kieserite
Formula: MgSO4 · H2O
Reference: Slavoaca, R., Slavoaca, D.C., 2000. Water chemistry and hydrochemical processes assessment in zones with Land slip in Buzău and Vrancea, SE Romania. Romanian Journal of Mineral Deposits, 79, Suppl. I, 2000, p.99-101
Kilchoanite
Formula: Ca6(SiO4)(Si3O10)
Kirschsteinite
Formula: CaFe2+SiO4
Reference: Marincea, S., Dumitras, D. G., Ghinet, C., & Bilal, E. (2014, September). Superposed parageneses in the gehlenite-bearing, high-temperature skarns from Oraviţa (Banat, Romania). In IMA2014.
Klebelsbergite (TL)
Formula: Sb4O4(SO4)(OH)2
Reference: V. Zsivny (1929) Magyar Tudom. Akad. Mat. Termeszett. Ertisitö, Budapest, 46, 19; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 583.
Klockmannite
Formula: CuSe
Reference: Gheorghe C. POPESCU, Antonela NEACŞU, Mihaela CIOACĂ, D. FILIPESCU (2010): The selenium and Se-minerals in the Săcărâmb ore deposits – Metaliferi Mountains, Romania. Romanian Journal of Mineral Deposits, 84, 127-130.
Kobellite
Formula: Pb22Cu4(Bi,Sb)30S69
Kolbeckite
Formula: ScPO4 · 2H2O
Konyaite
Formula: Na2Mg(SO4)2 · 5H2O
Reference: Mineralogical Magazine: 65(1): 1-7.
Kostovite
Formula: CuAuTe4
Reference: Bonev, I.K.; Petrunov, R.; Cook, N. J.; Ciobanu, C. L. (2005): Kostovite and its argentian varieties: Deposits and mineral associations. Bulgarian Academy of Sciences, Geochemistry, Mineralogy and Petrology. 42, 1-22
Kotoite
Formula: Mg3[BO3]2
Krautite (TL)
Formula: Mn(HAsO4) · H2O
Reference: Am. Min. 61, 503 (1976)
Krennerite (TL)
Formula: Au3AgTe8
Reference: Term.Füz.(1877) 1, 33-35; Wagner F E, Sawicki J A, Friedl J, Mandarino J A, Harris D C, Cabri L J (1994) 197Au Mössbauer study of the gold–silver ditellurides sylvanite, krennerite and calaverite, The Canadian Mineralogist 32, 189-201
Kröhnkite
Formula: Na2Cu(SO4)2 · 2H2O
Reference: Onac, BP; Effenberger, HS; Collins, NC; Kearns, JB; Breban, RC (2011): Revisiting three minerals from Cioclovina Cave (Romania). International Journal of Speleology 40, 21-30.
Krupkaite
Formula: PbCuBi3S6
Kutnohorite
Formula: CaMn2+(CO3)2
Kyanite
Formula: Al2(SiO4)O
Localities: Reported from at least 6 localities in this region.
Kyrgyzstanite
Formula: ZnAl4(SO4)(OH)12·3H2O
Reference: Collector: Gábor Koller, XRD: Sándor Szakáll/Béla Fehér
Laitakarite
Formula: Bi4Se2S
Reference: Ciobanu, C. L., Cook, N. J., Damian, F., & Damian, G. (2006). Gold scavenged by bismuth melts: An example from Alpine shear-remobilizates in the Highiş Massif, Romania. Mineralogy and Petrology, 87(3-4), 351-384.
Langite
Formula: Cu4(SO4)(OH)6 · 2H2O
Reference: collector: Gábor Koller, analysed by Sándor Szakáll (XRD and EDS)
Lanthanite-(Ce)
Formula: (Ce,La,Nd)2(CO3)3 · 8H2O
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Larnite
Formula: Ca2SiO4
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Lawsonite
Formula: CaAl2(Si2O7)(OH)2 · H2O
Reference: Negulescu, E. & Săbău, G. (2012) Chromium-rich lawsonite in high-Cr eclogites from the Făgăras Massif (South Carpathians). American Geophysical Union, Fall Meeting 2012, abstract #V23D-2862.
Lawsonite var: Chromian Lawsonite
Formula: Ca(Al,Cr)2[Si2O7](OH)2 · H2O
Reference: Negulescu, E. & Săbău, G. (2012) Chromium-rich lawsonite in high-Cr eclogites from the Făgăras Massif (South Carpathians). American Geophysical Union, Fall Meeting 2012, abstract #V23D-2862.
Leadhillite
Formula: Pb4(CO3)2(SO4)(OH)2
Reference: G.Koller,2009
Lennilenapeite
Formula: K6-7(Mg,Mn,Fe,Zn)48(Si,Al)72(O,OH)216 · 16H2O
Reference: http://minerals-of-the-carpathians.eu
Leonite
Formula: K2Mg(SO4)2 · 4H2O
Reference: Mineralogical Magazine: 65(1): 1-7.
Lepidocrocite
Formula: γ-Fe3+O(OH)
Localities: Reported from at least 6 localities in this region.
'Lepidolite'
Leucite
Formula: K(AlSi2O6)
Leucophoenicite
Formula: Mn2+7(SiO4)3(OH)2
Reference: http://minerals-of-the-carpathians.eu; Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Leucophosphite
Formula: KFe3+2(PO4)2(OH) · 2H2O
Reference: Eur.Journ.Min. 14:157-164
Lévyne-Ca
Formula: (Ca,Na2,K2)[Al2Si4O12] · 6H2O
Libethenite
Formula: Cu2(PO4)(OH)
Reference: http://minerals-of-the-carpathians.eu
Lillianite
Formula: Pb3-2xAgxBi2+xS6
Localities: Reported from at least 7 localities in this region.
'Limonite'
Formula: (Fe,O,OH,H2O)
Localities: Reported from at least 17 localities in this region.
Linarite
Formula: PbCu(SO4)(OH)2
Lindströmite
Formula: Pb3Cu3Bi7S15
Reference: Nigel G. Cook : "Bismuth Sulphosalts from Hydrothermal Vein Deposits of Neogen Age, N.W. Romania, Mitt. Österr. Miner. Ges. , 143, 1998 / Lecture to the Austrian Mineralogical Society, 23rd June 1997, Salzburg.
Linnaeite
Formula: Co2+Co3+2S4
Lithiophilite
Formula: LiMn2+PO4
Reference: Calin N, Fransolet A, Baijot M, Marincea S, Dumitras D, Hatert F, Anason M, Iancu A (2014) A possible new mineral species, "ferrogatehouseite" (Fe,Mn)5(PO4)2(OH)4 from Conţu Pegmatite, Romania. 21 st meeting of the International Mineralogical Association. p 264
'Lithiophilite-Triphylite Series'
Reference: Androne, D.A.M., Buzgar, N., and Kasper, H.U. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 16-26.; Săbău, G. (2010) Lanthanide-free fersmite in the lithian pegmatites at Conţu, Lotru Mts., and its relationship with other niobo-tantalates. Annual Conference of the Geological Society of Romania, Bucharest, 5-6 November 2010
Lithiophorite
Formula: (Al,Li)MnO2(OH)2
Reference: http://minerals-of-the-carpathians.eu
Lizardite
Formula: Mg3(Si2O5)(OH)4
Localities: Reported from at least 6 localities in this region.
Löllingite
Formula: FeAs2
Loparite-(Ce)
Formula: (Na,REE)Ti2O6
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Ludwigite (TL)
Formula: Mg2Fe3+(BO3)O2
Localities: Reported from at least 13 localities in this region.
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 323.; Marincea, S. (1999). Ludwigite from the type locality, Ocna de Fier, Romania; new data and review. The Canadian Mineralogist, 37(6), 1343-1362.; MARINCEA, S. (2000). The influence of Al on the physical and crystallographic properties of ludwigite in three Romanian occurrences. European Journal of Mineralogy, 12(4), 809-823.
Luzonite
Formula: Cu3AsS4
Mackinawite
Formula: (Fe,Ni)9S8
Madocite
Formula: Pb19(Sb,As)16S43
Reference: http://minerals-of-the-carpathians.eu
Maghemite
Formula: Fe3+2O3
Magnesiochromite
Formula: MgCr2O4
Magnesio-fluoro-hastingsite (TL)
Formula: {Na}{Ca2}{Mg4Fe3+}(Al2Si6O22)F2
Type Locality:
Reference: Bojar, H.-P. & Walter, F. (2006): Fluoro-magnesiohastingsite from Dealul Uroi (Hunedoara county, Romania): mineral structure of a new amphibole end-member. European Journal of Mineralogy, 18, 503-508.
Magnesio-hastingsite
Formula: {Na}{Ca2}{Mg4Fe3+}(Al2Si6O22)(OH)2
Reference: Delia Cristina Papp, Ionel Ureche, Ioan Seghedi, Hilary Downes, Luigi Dallai, (2005), Petrogenesis of convergent-margin calc-alkaline rocks and the significance of the low oxygen isotope ratios: the Rodna-Bârgău Neogene subvolcanic area (Eastern Carpathians), Geologica Carpathica, 56, 1, p.77-90
Magnesio-hornblende
Formula: ☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Reference: Săbău, G., Alberico, A. and Negulescu, E. (2002) Peraluminous sapphirine in retrogressed kyanite-bearing eclogites from the South Carpathians: status and implications. International Geology Review. 44:859-876.
Magnesio-riebeckite
Formula: ◻{Na2}{Mg3Fe3+2}(Si8O22)(OH)2
Magnesite
Formula: MgCO3
Magnetite
Formula: Fe2+Fe3+2O4
Localities: Reported from at least 64 localities in this region.
Magnetite var: Mushketovite
Formula: Fe2+Fe3+2O4
Reference: Stefan Nicolescu (1996) - Excursion Guide. Field trip E1, Banat and Transylvanian Gold District, Romania. M&M 3, 3rd International Conference on Mineralogy and Museums, Budapest, Hungary, June 9 - 13, 1996, 60 pp
Magnetite var: Titaniferous Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Makovickyite (TL)
Formula: Cu1.12Ag0.81Pb0.27Bi5.35S9
Reference: [Neues Jahrb. Abh.(1994) 168, 127-145; MinRec 27:304]
Malachite
Formula: Cu2(CO3)(OH)2
Localities: Reported from at least 22 localities in this region.
Maldonite
Formula: Au2Bi
Reference: Extra Lapis English No. 5 Gold
Manganbelyankinite
Formula: (Mn,Ca)(Ti,Nb)5O12 · 9H2O
Reference: http://minerals-of-the-carpathians.eu
Manganhumite
Formula: (Mn2+,Mg)7(SiO4)3(OH)2
Reference: http://minerals-of-the-carpathians.eu
Manganite
Formula: Mn3+O(OH)
Mangano-ferri-eckermannite
Formula: {Na}{Na2}{Mn2+4Fe3+}Si8O22(OH)2
Reference: http://minerals-of-the-carpathians.eu
Manganogrunerite
Formula: ☐{Mn2+2}{Fe2+5}(Si8O22)(OH)2
Manjiroite
Formula: Na(Mn4+7Mn3+)O16
Reference: http://minerals-of-the-carpathians.eu
Marcasite
Formula: FeS2
Localities: Reported from at least 39 localities in this region.
'Maskelynite'
Reference: Grady, M.M., Pratesi, G. & Moggi-Cecchi, V. (2015) Atlas of Meteorites. Cambridge University Press: Cambridge, United Kingdom. 373 pages.
Matildite
Formula: AgBiS2
Mawsonite
Formula: Cu6Fe2SnS8
Mcgillite
Formula: (Mn,Fe)8Si6O15(OH)8Cl2
Reference: http://minerals-of-the-carpathians.eu
Mcguinnessite
Formula: (Mg,Cu)2(CO3)(OH)2
Reference: Koller G.,Szakáll S., 2008; Fehér, B., Szakáll, S. & Bigi, S. (2010): Ni-rich mcguinnessite from Eibenthal, Romania: an intermediate phase toward a new hypothetical rosasite-group end-member. 20th General Meeting of the IMA (IMA2010), Budapest, Hungary, August 21-27, CD of Abstracts, p. 495.
Melanocerite-(Ce)
Formula: (Ce,Ca)5(SiO4,BO4)3(OH,0)
Reference: Pál Molnár, E. (2000): Hornblendites and diorites of the Ditró syenite massif. University of Szeged, Szeged Hungary, 172 p.
Melanterite
Formula: Fe2+(H2O)6SO4 · H2O
Localities: Reported from at least 12 localities in this region.
'Melilite Group'
Formula: Ca2M(XSiO7)
Meliphanite
Formula: (Ca,Na)2(Be,Al)[Si2O6(OH,F)]
Locality: Ditrău (Ditró), Harghita, Romania - erroneously reported
Reference: Ianovici, V. (1933) Étude sur le massif syénitique de Ditrău , région Jolotca, District Ciuc, (Transyvanie). Revista Muzeului Geologic-Mineralogic al Universtătii din Cluj IV(2), 19-25. (in French)
'Melnikovite'
Reference: Pintea, I., and Laczkó, A.A. (2005): Proceedings of the Annual Scientific Session of The Geological Society of Romania, Rosia Montana, 20-21 May 2005, 95-96.
Melonite
Formula: NiTe2
Meneghinite
Formula: Pb13CuSb7S24
Mercury
Formula: Hg
Merrihueite (TL)
Formula: (K,Na)2(Fe,Mg)5Si12O30
Type Locality:
Reference: Science 149 (1965), 972; Michel‐Lévy, M. C. (1988). A New Component of the Mezö‐Madaras Breccia: A Microchondrule‐and Carbon‐Bearing L‐Related Chondrite. Meteoritics, 23(1), 45-48.; Krot, A.N. & Wasson, J.T. (1994) Silica-merrihueite/roedderite-bearing chondrules and clasts in ordinary chondrites: New occurrences and possible origin: Meteoritics 29(5):707–718. (Sept 1994).
Merrillite
Formula: Ca9NaMg(PO4)7
Metacinnabar
Formula: HgS
Metastibnite
Formula: Sb2S3
Metatorbernite
Formula: Cu(UO2)2(PO4)2 · 8H2O
Reference: Koller G.2009
Miargyrite
Formula: AgSbS2
'Mica Group'
Microcline
Formula: K(AlSi3O8)
Microcline var: Hyalophane
Formula: (K,Ba)[Al(Si,Al)Si2O8]
Reference: http://minerals-of-the-carpathians.eu
Millerite
Formula: NiS
Localities: Reported from at least 7 localities in this region.
Mimetite
Formula: Pb5(AsO4)3Cl
Reference: No reference listed
Minnesotaite
Formula: Fe2+3Si4O10(OH)2
Reference: http://minerals-of-the-carpathians.eu
Mirabilite
Formula: Na2SO4 · 10H2O
Mitridatite ?
Formula: Ca2Fe3+3(PO4)3O2 · 3H2O
Reference: Exel T. & Ottner F. (2015): Nachweis von Crandallit in rumänischem Höhlensediment. Mitteilungen der Österreichischen Mineralogischen Gesellschaft 161, 147-149.
Mogánite
Formula: SiO2
Molybdenite
Formula: MoS2
Localities: Reported from at least 28 localities in this region.
'Monazite'
Monazite-(Ce)
Formula: Ce(PO4)
Localities: Reported from at least 6 localities in this region.
Monetite
Formula: Ca(HPO4)
Monohydrocalcite
Formula: CaCO3 · H2O
Montbrayite
Formula: (Au,Ag,Sb,Bi,Pb)23(Te,Sb,Bi,Pb)38
Reference: Econ.Geol.: 83; 395-404
Monticellite
Formula: CaMgSiO4
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Localities: Reported from at least 6 localities in this region.
Mordenite
Formula: (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Morimotoite
Formula: Ca3(Ti,Fe2+,Fe3+)2((Si,Fe3+)O4)3
Reference: Marincea, S., Dumitras, D. G., Ghinet, C., & Bilal, E. (2014, September). Superposed parageneses in the gehlenite-bearing, high-temperature skarns from Oraviţa (Banat, Romania). In IMA2014.
Mottramite
Formula: PbCu(VO4)(OH)
Reference: analyzed by Sándor Szakáll (XRD and EDS)
Mountainite
Formula: KNa2Ca2[Si8O19(OH)] · 6H2O
Reference: The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001)
Mrázekite
Formula: Bi2Cu3(PO4)2O2(OH)2 · H2O
Reference: No reference listed
Mundite
Formula: Al(UO2)3(PO4)2(OH)3 · 5.5H2O
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 41 localities in this region.
Muscovite var: Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Localities: Reported from at least 17 localities in this region.
Muscovite var: Liebenerite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 20 localities in this region.
Museumite (TL)
Formula: [Pb2(Pb,Sb)2S8][(Te,Au)2]
Type Locality:
Reference: L. Bindi & C. Cipriani (2004) Eur. J. Mineral. 16, 835-838
Muthmannite (TL)
Formula: AuAgTe2
Reference: Transactions of the USSR Academy of Sc., volume 280, pp. 159 (1985); Bindi, L. & Cipriani, C. (2004): Ordered distribution of Au and Ag in the crystal structure of muthmannite, AuAgTe2, a rare telluride fom Sacarîmb, western Romania. Am. Mineral., 89, 1505-1509.
Nacrite
Formula: Al2(Si2O5)(OH)4
Reference: Onac, B. P., Bengeanu, M., Botez, M., & Zih, J. (1995). Preliminary report on the mineralogy of Pestera din Valea Rea (Bihor Mountains, Romania). Theoretical and Applied Karstology, 8, 75.
Nagyágite (TL)
Formula: [Pb3(Pb,Sb)3S6](Au,Te)3
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 755; Lapis (1989): 9: 8; American Mineralogist (1995): 80: 188.; Econ.Geol.: 83; 395-404; Marcoux, E., Grancea, L., Lupulescu, M., & Milési, J. (2002). Lead isotope signatures of epithermal and porphyry-type ore deposits from the Romanian Carpathian Mountains. Mineralium Deposita, 37(2), 173-184.; Cook, N. J., Ciobanu, C. L., Capraru, N., Damian, G., & Cristea, P. (2005). Mineral assemblages from the vein salband at Sacarimb, Golden Quadrilateral, Romania: II. Tellurides. Geokhimiia, Mineralogiia i Petrologiia, 43, 56-63.; Simon, G., Alderton, D. H. M., Stumpfl, E. F., & Bleser, T. (1995). Tellurantimony in Romania: first occurrences in Europe. Mineralogy and Petrology, 53(1-3), 115-124.
Nahcolite
Formula: NaHCO3
Description: In fluid inclusions of nepheline, aegirine and albite.
Reference: http://www.geol.vt.edu/research/gsrs/gsrs2005/Abstracts/afall%201115AM%20F.doc
Namansilite
Formula: NaMn3+Si2O6
Reference: http://minerals-of-the-carpathians.eu
Nambulite
Formula: LiMn2+4Si5O14(OH)
Reference: http://minerals-of-the-carpathians.eu
Namuwite
Formula: Zn4(SO4)(OH)6 · 4H2O
Reference: G.Koller,2009
Natrojarosite
Formula: NaFe3(SO4)2(OH)6
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Natronambulite
Formula: (Na,Li)(Mn,Ca)4Si5O14OH
Reference: http://minerals-of-the-carpathians.eu
Naumannite
Formula: Ag2Se
Nelenite
Formula: (Mn,Fe)16(Si12O30)(OH)14[As3+3O6(OH)3]
Reference: http://minerals-of-the-carpathians.eu
Neltnerite
Formula: CaMn3+6(SiO4)O8
Reference: http://minerals-of-the-carpathians.eu
Neotocite
Formula: (Mn,Fe,Mg)SiO3 · H2O
Nepheline
Formula: Na3K(Al4Si4O16)
Neyite
Formula: Ag2Cu6Pb25Bi26S68
Reference: Cristiana L. Ciobanu, Nigel J. Cook, Christian Maunders, Benjamin P. Wade and Kathy Ehrig (2016): Focused Ion Beam and Advanced Electron Microscopy for Minerals: Insights and Outlook from Bismuth Sulphosalts. Minerals 6(4), 112.
Nickeline
Formula: NiAs
Localities: Reported from at least 7 localities in this region.
Nimite
Formula: (Ni,Mg,Al)6((Si,Al)4O10)(OH)8
Reference: Koller G.,Szakáll S.,2008
Nitratine
Formula: NaNO3
Reference: Onac, B. P. (2009): ACTA CARSOLOGICA 38/1, 27-39
Norbergite
Formula: Mg3(SiO4)(F,OH)2
Reference: No reference listed
Norrishite
Formula: KLiMn3+2(Si4O10)O2
Reference: http://minerals-of-the-carpathians.eu
Norsethite
Formula: BaMg(CO3)2
'Nováčekite'
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111
Nsutite
Formula: (Mn4+,Mn2+)(O,OH)2
Reference: http://minerals-of-the-carpathians.eu
Nuffieldite
Formula: Cu1.4Pb2.4Bi2.4Sb0.2S7
Nukundamite
Formula: Cu3.4Fe0.6S4
Reference: M. Lupulescu, E. B. Watson, D.Wark (1993) Unusual nukundamite occurrence in an iron deposit from Romania and its metallogenetic implications -"Current Research in Geology Applied to Ore Deposits", Eds.Fenoll Hach-Ali, Torres-Ruiz & Gervilla, Granada, Spain. p. 155-158.
'Ochran'
Reference: Heys Mineral Index 3rd ed.
Okenite
Formula: Ca10Si18O46 · 18H2O
Opal
Formula: SiO2 · nH2O
Localities: Reported from at least 10 localities in this region.
Opal var: Milk Opal
Formula: SiO2 · nH2O
Reference: Primics, G. (1886): Das Vorkommen der derben Quarzvarietäten bei Tekerő. Földtani Közlöny, 16, 347-353.
'Oravitzite'
Reference: [Clark, 1993 - "Hey's Mineral Index"]
Orpiment
Formula: As2S3
Localities: Reported from at least 7 localities in this region.
Orthoclase
Formula: K(AlSi3O8)
Localities: Reported from at least 7 localities in this region.
'Orthopyroxene Subgroup'
Padĕraite (TL)
Formula: Cu7[(Cu,Ag)0.33Pb1.33Bi11.33]S22
Description: Specimen labeled "rezbanyite" from Rezbanya (now Baita Bihorului), Romania. The specimen was collected in 1874 and is now in the collection of the Mineralogical Department of Charles University.
Reference: Neues Jahrb.Min.,Mh.(1985) 557-567
Palygorskite
Formula: (Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Para-alumohydrocalcite
Formula: CaAl2(CO3)2(OH)4 · 6H2O
Reference: Kristály, F. & Szakáll, S. (2009): Mitt. Österr. Mineral. Ges. 155, 94. (Abs.)
Paracelsian
Formula: Ba(Al2Si2O8)
Reference: http://minerals-of-the-carpathians.eu
Paragonite
Formula: NaAl2(AlSi3O10)(OH)2
Reference: Pál Molnár, E. (2000): Hornblendites and diorites of the Ditró syenite massif. University of Szeged, Szeged Hungary, 172 p.
'Parajamesonite'
Habit: rounded columnar xls with no terminations
Colour: grey
Description: Probably jamesonite; Cook and Damian (1997) could find no evidence of it.
Reference: Zsivny, V. and Naray-Szabo, I.V. (1947) Parajamesonit, ein neues Mineral von Kisbanya. Schweizerische mineralogische und petrographische Mitteilungen: 27: 183-189.; Fleischer, M. (1949) New mineral names. American Mineralogist: 34: 133.; Cook N.J. and Damian, G. (1997) New data on "Plumosite" and Other Sulfosalt Minerals from the Herja Vein Deposit, Baia Mare District, Rumania. Geologica Carphathica: 48: 387-399.
Pararealgar
Formula: As4S4
Paratacamite
Formula: Cu3(Cu,Zn)(OH)6Cl2
Reference: Onac, B.P., Breban, R., Kearns, J., and Tamas, T. (2002) Unusual minerals related to phosphate deposits in Cioclovina Cave, Şureanu Mts. (Romania). Theoretical and Applied Karstology: 15: 27-34.
Paratellurite
Formula: TeO2
Reference: Plotinskaya, O. Y., Damian, F., Prokofiev, V. Y., Kovalenker, V. A., & Damian, G. (2009). Tellurides occurrences in the Baia Mare region, Romania. Carpathian Journal of Earth and Environmental Sciences, 4(2), 89-100.
Pargasite
Formula: {Na}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2
'Parisite' ?
Reference: Ciobanu, C. L., Cook, N. J., Damian, F., & Damian, G. (2006). Gold scavenged by bismuth melts: An example from Alpine shear-remobilizates in the Highiş Massif, Romania. Mineralogy and Petrology, 87(3-4), 351-384.
Parisite-(Ce)
Formula: CaCe2(CO3)3F2
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Pavonite
Formula: AgBi3S5
Reference: Mitt. .Österr. Miner. Ges. 143 (1998)
Pearceite
Formula: [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
'Pearceite-Polybasite Series'
Reference: Udubaşa, G., Nedelcu, L., Andăr, A., and Andăr, P. (1983): Mineralium Deposita 18, 519-528.
Pectolite
Formula: NaCa2Si3O8(OH)
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Pekoite
Formula: PbCuBi11(S,Se)18
Localities: Reported from at least 6 localities in this region.
Pennantite
Formula: Mn2+5Al(AlSi3O10)(OH)8
Reference: http://minerals-of-the-carpathians.eu; Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Penroseite
Formula: (Ni,Co,Cu)Se2
Reference: http://minerals-of-the-carpathians.eu
Pentlandite
Formula: (FexNiy)Σ9S8
Localities: Reported from at least 7 localities in this region.
Periclase
Formula: MgO
Reference: Onac, B. P., Bengeanu, M., Botez, M., & Zih, J. (1995). Preliminary report on the mineralogy of Pestera din Valea Rea (Bihor Mountains, Romania). Theoretical and Applied Karstology, 8, 75.
Perovskite
Formula: CaTiO3
Localities: Reported from at least 8 localities in this region.
Pertsevite-(F)
Formula: Mg2(BO3)(F,OH)
Reference: Aleksandrov, S.M. (2007): Endogeneous transformation of kotoite in calciphyres at magnesian-skarn deposits of boron. Geochem. Internat., 45, 666-684.
'Petrified Wood'
Reference: Carpathian Journal of Earth and Environmental Sciences, October 2010, Vol. 5, No. 2, p. 89 - 99
Petzite (TL)
Formula: Ag3AuTe2
Localities: Reported from at least 11 localities in this region.
Reference: Mineralogical Abstracts,79-3411; Econ.Geol.: 83; 395-404; Cook, N. J., Ciobanu, C. L., Capraru, N., Damian, G., & Cristea, P. (2005). Mineral assemblages from the vein salband at Sacarimb, Golden Quadrilateral, Romania: II. Tellurides. Geokhimiia, Mineralogiia i Petrologiia, 43, 56-63.
Pharmacolite
Formula: Ca(HAsO4) · 2H2O
Pharmacosiderite
Formula: KFe3+4(AsO4)3(OH)4 · 6-7H2O
Reference: www.minerals-of-the-carpathians,2009
'Phillipsite'
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Localities: Reported from at least 13 localities in this region.
Pickeringite
Formula: MgAl2(SO4)4 · 22H2O
Piemontite
Formula: {Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Reference: Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Pigeonite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Pilsenite
Formula: Bi4Te3
Reference: www.minerals-of-the-carpathians,2009; Cook, N. J., Ciobanu, C. L., Capraru, N., Damian, G., & Cristea, P. (2005). Mineral assemblages from the vein salband at Sacarimb, Golden Quadrilateral, Romania: II. Tellurides. Geokhimiia, Mineralogiia i Petrologiia, 43, 56-63.
Pinakiolite
Formula: (Mg,Mn2+)2Mn3+(BO3)O2
Reference: http://minerals-of-the-carpathians.eu
Pirquitasite
Formula: Ag2ZnSnS4
Reference: Gheorghe C. POPESCU, Antonela NEACȘU (2011): Preliminary data on two tin-sulfosalts (canfieldite and pirquitasite) from Roşia Montană. Romanian Journal of Earth Sciences, 85, 35-41.
Pitticite
Formula: (Fe, SO4, AsO4, H2O) ?
Plagionite
Formula: Pb5Sb8S17
Reference: http://minerals-of-the-carpathians.eu
Planerite
Formula: Al6(PO4)2(HPO4)2(OH)8 · 4 H2O
Reference: http://minerals-of-the-carpathians.eu
Platinum
Formula: Pt
Reference: Udubaşa G., Pop D., Costea C. (2004) Native platinum at Pianu, Sebeş County, Romania. Romanian Journal of Mineral Deposits 81:192-194
'Plessite'
Plombièrite
Formula: [Ca4Si6O16(OH)2 · 2H2O]·(Ca·5H2O)
'Plumosite'
Polybasite
Formula: [(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Localities: Reported from at least 6 localities in this region.
Polycrase-(Y)
Formula: Y(Ti,Nb)2(O,OH)6
Polydymite
Formula: Ni2+Ni3+2S4
Portlandite
Formula: Ca(OH)2
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Reference: Koller G.2009-2010 Own found.
Proustite
Formula: Ag3AsS3
Localities: Reported from at least 10 localities in this region.
Pseudobrookite (TL)
Formula: Fe2TiO5
Reference: Koch, 1878; König et al., 2001; Bojar, H.-P. & Walter, F. (2006): Fluoro-magnesiohastingsite from Dealul Uroi (Hunedoara county, Romania): mineral structure of a new amphibole end-member. European Journal of Mineralogy, 18, 503-508.
Pseudomalachite
Formula: Cu5(PO4)2(OH)4
'Psilomelane'
Reference: Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
Purpurite
Formula: (Mn3+,Fe3+)PO4
Reference: Calin N, Fransolet A, Baijot M, Marincea S, Dumitras D, Hatert F, Anason M, Iancu A (2014) A possible new mineral species, "ferrogatehouseite" (Fe,Mn)5(PO4)2(OH)4 from Conţu Pegmatite, Romania. 21 st meeting of the International Mineralogical Association. p 264
Pyrargyrite
Formula: Ag3SbS3
Localities: Reported from at least 12 localities in this region.
Pyrite
Formula: FeS2
Localities: Reported from at least 101 localities in this region.
Pyroaurite
Formula: Mg6Fe3+2(OH)16[CO3] · 4H2O
'Pyrochlore'
'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
Reference: vom Rath, G. (1876): The syenite mountains of Ditro. Jahrb. f. Min., 772-773.
Pyrochroite
Formula: Mn(OH)2
Reference: http://minerals-of-the-carpathians.eu
Pyrolusite
Formula: Mn4+O2
Localities: Reported from at least 9 localities in this region.
Pyromorphite
Formula: Pb5(PO4)3Cl
Pyrophanite
Formula: Mn2+TiO3
Localities: Reported from at least 6 localities in this region.
Pyrophyllite
Formula: Al2Si4O10(OH)2
Localities: Reported from at least 6 localities in this region.
Pyrosmalite-(Mn)
Formula: Mn2+8Si6O15(OH,Cl)10
Reference: http://minerals-of-the-carpathians.eu
'Pyroxene Group'
Pyroxferroite
Formula: (Fe,Mn,Ca)SiO3
Reference: http://minerals-of-the-carpathians.eu; Hîrtopanu, P. (2006) One Hundred Minerals For One Hundred Years (dedicated To The Centennial Of The Geological Institute Of Romania) Acta Mineralogica-Petrographica, Abstract Series 5, Szeged, p38
Pyroxmangite
Formula: MnSiO3
Pyrrhotite
Formula: Fe7S8
Localities: Reported from at least 39 localities in this region.
Quartz
Formula: SiO2
Localities: Reported from at least 95 localities in this region.
Quartz var: "Herkimer-style" Quartz
Formula: SiO2
Reference: https://www.mindat.org/min-43825.html
Quartz var: Agate
Localities: Reported from at least 6 localities in this region.
Quartz var: Amethyst
Formula: SiO2
Localities: Reported from at least 9 localities in this region.
Quartz var: Blue Chalcedony
Formula: SiO2
Reference: Nicu Pascanu Collection, nr. 357
Quartz var: Carnelian
Quartz var: Chalcedony
Formula: SiO2
Localities: Reported from at least 15 localities in this region.
Quartz var: Citrine ?
Formula: SiO2
Description: Mineral added because of photos 698257, 698254 and 585282. It is very odd that neither amethyst nor - more important - smoky quartz has been reported for this locality. It is not unlikely that the citrine of this locality is actually ferruginous quartz [aca 2015]
Reference: Amir Akhavan edit based on photos 585282, 698254, 698257
Quartz var: Jasper
Quartz var: Milky Quartz
Formula: SiO2
Quartz var: Rock Crystal
Formula: SiO2
Quartz var: Smoky Quartz
Formula: SiO2
Quenstedtite
Formula: Fe2(SO4)3 · 11H2O
Reference: Ed.:Szakáll S.-Kristály F.2010:Mineralogy of Székelyland,Eastern Transylvania,Romania
Ramdohrite
Formula: Pb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24
Reference: Papp, Gábor, Alan J. Criddle, Chris J. Stanley, László Kriston and Géza Nagy (2007): Parajamesonite revisited: background of the discreditation of an enigmatic mineral species. Swiss Journal of Geosciences, 100, 495-502.
Rammelsbergite
Formula: NiAs2
Localities: Reported from at least 6 localities in this region.
Ramsbeckite
Formula: (Cu,Zn)15(SO4)4(OH)22 · 6H2O
Reference: G.Koller 2008-2009; ;
Ramsdellite
Formula: Mn4+O2
Reference: http://minerals-of-the-carpathians.eu
Ranciéite
Formula: (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
Rankinite
Formula: Ca3Si2O7
Rapidcreekite
Formula: Ca2(SO4)(CO3) · 4H2O
Reference: Onac, B. P. (2009): ACTA CARSOLOGICA 38/1, 27-39; Onac, B.P. & Effenberger, H.S. (2010): Rapidcreekite, Ca2(SO4)(CO3)•4H2O, in the H2S-rich environment of Diana Cave (Romania). 20th General Meeting of the IMA (IMA2010), Budapest, Hungary, August 21-27, CD of Abstracts, p. 470.
Realgar
Formula: As4S4
Localities: Reported from at least 16 localities in this region.
Reevesite
Formula: Ni6Fe3+2(OH)16(CO3) · 4H2O
Reference: Gábor Koller collection (analysed by Sándor Szakáll and Béla Fehér using EDS and PXRD)
Reinhardbraunsite
Formula: Ca5(SiO4)2(OH,F)2
'Rezbanyite (of Frenzel)'
Formula: Pb3Cu2Bi10S19
Rhodochrosite (TL)
Formula: MnCO3
Localities: Reported from at least 21 localities in this region.
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 174; Zeitschrift für Kristallographie (1981): 156: 233.; Grancea, L., Bailly, L., Leroy, J., Banks, D., Marcoux, E., Milési, J., ... & Fabre, C. (2002). Fluid evolution in the Baia Mare epithermal gold/polymetallic district, Inner Carpathians, Romania. Mineralium Deposita, 37(6-7), 630-647.; Hîrtopanu, P., Andersen, J., Hârtopanu, I., & Udubaşa, S. Ilvaite From The Cavnic Deposit, Romania. pp62-65; Plotinskaya, O. Y., Damian, F., Prokofiev, V. Y., Kovalenker, V. A., & Damian, G. (2009). Tellurides occurrences in the Baia Mare region, Romania. Carpathian Journal of Earth and Environmental Sciences, 4(2), 89-100.
Rhodonite
Formula: Mn2+SiO3
Localities: Reported from at least 6 localities in this region.
Rhomboclase
Formula: (H5O2)Fe3+(SO4)2 · 2H2O
Ribbeite
Formula: (Mn2+,Mg)5(SiO4)2(OH)2
Reference: http://minerals-of-the-carpathians.eu
Riebeckite
Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Riversideite
Formula: Ca5(HSi3O9)2 · 2H2O
Reference: Marincea, Ş., Bilal, E., Verkaeren, J., Pascal, M.-L., and Fonteilles, M. (2001) Superposed paragenesis in spurrite-, tilleyite- and gehlenite-bearing skarns from Cornet Hill, Apuseni Mountains, Romania. Canadian Mineralogist: 39: 1435-1453.; Marincea, Ş., Dumitraş, D. G., Călin, N., Anason, A. M., Fransolet, A. M., & Hatert, F. (2013). Spurrite, tilleyite and associated minerals in the exoskarn zone from Cornet Hill (Metaliferi Massif, Apuseni Mountains, Romania). The Canadian Mineralogist, 51(3), 359-375.
Robertsite
Formula: Ca2Mn3+3(PO4)3O2 · 3H2O
Reference: Mineralogical Record 7:139-140
Roedderite
Formula: (Na,K)2(Mg,Fe)5Si12O30
Reference: Krot, A.N. & Wasson, J.T. (1994) Silica-merrihueite/roedderite-bearing chondrules and clasts in ordinary chondrites: New occurrences and possible origin: Meteoritics 29(5):707–718. (Sept 1994).
Romanèchite
Formula: (Ba,H2O)2(Mn4+,Mn3+)5O10
Römerite
Formula: Fe2+Fe3+2(SO4)4 · 14H2O
Röntgenite-(Ce)
Formula: Ca2(Ce,La)3(CO3)5F3
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Roquesite
Formula: CuInS2
Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
Reference: Canadian Mineralogist Vol. 40, pp. 1693-1703 (2002); Onac, B. P., & Damm, P. (2002). Preliminary Data on the Mineralogy of Limestone and Skarn-Hosted Caves from Baita (Bihor county, Romania). Studia UBB Geologia, 47(1), 93-104.
Rozenite
Formula: FeSO4 · 4H2O
Localities: Reported from at least 8 localities in this region.
Rucklidgeite
Formula: PbBi2Te4
Rutile
Formula: TiO2
Localities: Reported from at least 14 localities in this region.
Rutile var: Nigrine
Formula: TiO2
Reference: Lampadius, W. A. (1797): Sammlung practisch-chemisches Abhandlungen 2. Walther, Dresden.
Rutile var: Niobian Rutile
Formula: (Ti,Nb)O2
Reference: Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Saddlebackite
Formula: Pb2Bi2Te2S3
Reference: Cook, N. J., Ciobanu, C. L., Capraru, N., Damian, G., & Cristea, P. (2005). Mineral assemblages from the vein salband at Sacarimb, Golden Quadrilateral, Romania: II. Tellurides. Geokhimiia, Mineralogiia i Petrologiia, 43, 56-63.
Safflorite
Formula: (Co,Ni,Fe)As2
Reference: Minerals of Carpathians
Saléeite
Formula: Mg(UO2)2(PO4)2 · 10H2O
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111
Samarskite-(Y)
Formula: (Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Reference: http://minerals-of-the-carpathians.eu
Sampleite
Formula: NaCaCu5(PO4)4Cl · 5H2O
Reference: Onac, B.P., Breban, R., Kearns, J., and Tamas, T. (2002) Unusual minerals related to phosphate deposits in Cioclovina Cave, Şureanu Mts. (Romania). Theoretical and Applied Karstology: 15: 27-34.
Sanidine
Formula: K(AlSi3O8)
Sarkinite
Formula: Mn2+2(AsO4)(OH)
'Scapolite'
'Scapolite Group'
Reference: Szakáll, S., Kristály, F., 2010. Mineralogy of Székelyland, Eastern Transylvania, Romania. Sfântu Gheorghe-Miercurea Ciuc-Târgu Mureş. 2010.
Scawtite
Formula: Ca7(Si3O9)2CO3 · 2H2O
Reference: Marincea, Ş., Bilal, E., Verkaeren, J., Pascal, M.-L., and Fonteilles, M. (2001) Superposed paragenesis in spurrite-, tilleyite- and gehlenite-bearing skarns from Cornet Hill, Apuseni Mountains, Romania. Canadian Mineralogist: 39: 1435-1453.; Marincea, Ş., Dumitraş, D. G., Călin, N., Anason, A. M., Fransolet, A. M., & Hatert, F. (2013). Spurrite, tilleyite and associated minerals in the exoskarn zone from Cornet Hill (Metaliferi Massif, Apuseni Mountains, Romania). The Canadian Mineralogist, 51(3), 359-375.
Schallerite
Formula: Mn2+16As3Si12O36(OH)17
Reference: http://minerals-of-the-carpathians.eu
Scheelite
Formula: Ca(WO4)
Localities: Reported from at least 14 localities in this region.
'Schirmerite'
Formula: PbAgBi3S6 - Pb3Ag1.5Bi3.5S9
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
'Schraufite'
Formula: C11H16O2
Reference: Issue Archaeometry Archaeometry Volume 30, Issue 2, pages 248–263, August 1988
Schreibersite
Formula: (Fe,Ni)3P
Reference: Udubaşa S.S. (2004) Parageneses and geochemistry of gold from Valea lui Stan and Costeşti ores (South Carpathians, Romania). Romanian Journal of Mineral Deposits 81:195-199
Scolecite
Formula: CaAl2Si3O10 · 3H2O
Scorodite
Formula: Fe3+AsO4 · 2H2O
Reference: Udubaşa S.S. (2004) Parageneses and geochemistry of gold from Valea lui Stan and Costeşti ores (South Carpathians, Romania). Romanian Journal of Mineral Deposits 81:195-199
Selenium
Formula: Se
Reference: Buzatu, A., Damian, G., & Buzgar, N. (2012) Raman And Infrared Studies Of Weathering Products From Baia Sprie Ore Deposit (Romania). Romanian Journal of Mineral Deposits, 85:7-10
Seligmannite
Formula: PbCuAsS3
Semseyite (TL)
Formula: Pb9Sb8S21
Localities: Reported from at least 8 localities in this region.
Reference: Math. és Term.Tud.Ért.(1881) 15, 11-113; Buzatu, A., Damian, G., Dill, H. G., Buzgar, N., & Apopei, A. I. (2015) Mineralogy and geochemistry of sulfosalts from Baia Sprie ore deposit (Romania)—New bismuth minerals occurrence. Ore Geology Reviews, 65, 132-147.
Senarmontite
Formula: Sb2O3
Sepiolite
Formula: Mg4(Si6O15)(OH)2 · 6H2O
Reference: www.minerals-of-the-carpathians,2009
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Sicklerite
Formula: Li1-x(Mn3+xMn2+1-x)PO4
Reference: Calin N, Fransolet A, Baijot M, Marincea S, Dumitras D, Hatert F, Anason M, Iancu A (2014) A possible new mineral species, "ferrogatehouseite" (Fe,Mn)5(PO4)2(OH)4 from Conţu Pegmatite, Romania. 21 st meeting of the International Mineralogical Association. p 264
Siderite
Formula: FeCO3
Localities: Reported from at least 28 localities in this region.
Siderite var: Manganoan Siderite
Formula: (Fe,Mn)CO3
Reference: [www.johnbetts-fineminerals.com]
Siderite var: Sphärosiderite
Formula: FeCO3
Reference: Specimens in RWMW collection now at Royal Ontario Museum
Sideronatrite
Formula: Na2Fe(SO4)2(OH) · 3H2O
Reference: Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Siderophyllite
Formula: KFe2+2Al(Al2Si2O10)(OH)2
Reference: Delia Cristina Papp, Ionel Ureche, Ioan Seghedi, Hilary Downes, Luigi Dallai, (2005), Petrogenesis of convergent-margin calc-alkaline rocks and the significance of the low oxygen isotope ratios: the Rodna-Bârgău Neogene subvolcanic area (Eastern Carpathians), Geologica Carpathica, 56, 1, p.77-90
Siderotil
Formula: FeSO4 · 5H2O
Siegenite
Formula: CoNi2S4
Sillimanite
Formula: Al2(SiO4)O
Silver
Formula: Ag
Localities: Reported from at least 17 localities in this region.
Skinnerite
Formula: Cu3SbS3
Reference: Săbău, G., Berbeleac, I., & Negulescu, E. (2013) The Coloradoite Occurrence of the Musariu (Metaliferi Mountains) Tellurium and Telluride Vein Mineralization and Its Position in the Depositional Sequence. Rev. Roum. Géologie, Tome 57, nos 1–2, p. 57–65, Bucureşti
Sklodowskite
Formula: Mg(UO2)2(SiO3OH)2 · 6H2O
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111
Skutterudite
Formula: CoAs3
Reference: Zajzon, N., Bûdi, N., Szakáll, S. & Mátyási, S. (2006) Preliminary Study Of The Ore Minerals Of The “Avram Iancu” Co-ni-u Ore Deposit, Bihor Mts., Romania. Acta Miner.-Petrograph.,Abstract Series 5, Szeged, p.132
Slavíkite
Formula: (H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2O
Reference: Edited by Szakáll-Kristály(2010):Mineralogy of Székelyland,Eastern Transsylvania,Romania
'Smectite Group'
Formula: A0.3D2-3[T4O10]Z2 · nH2O
Smithsonite
Formula: ZnCO3
Sodalite
Formula: Na8(Al6Si6O24)Cl2
Soddyite
Formula: (UO2)2SiO4 · 2H2O
Reference: Hîrtopanu P., Udubaşa G., Scott P., Hârtopanu I. (2004) Uranium sulphide mineralisation in the Bistriţa Mts., East Carpathians, Romania. Romanian Journal of Mineral Deposits 81:108-111