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Trøndelag, Norwayi
Regional Level Types
TrøndelagCounty
NorwayCountry

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Key
Locality type:
Largest Settlements:
PlacePopulation
Trondheim147,139 (2018)
Steinkjer20,000 (2018)
Stjørdalshalsen11,416 (2018)
Namsos9,035 (2018)
Levanger8,411 (2018)
Verdal7,154 (2018)
Other/historical names associated with this locality:
Nord-Trøndelag and Sør-Trøndelag
Other Languages:
French:
Trøndelag, Norvège
German:
Trøndelag, Norwegen
Italian:
Trøndelag, Norvegia
Norwegian:
Trøndelag, Norge
Russian:
Трёнделаг, Норвегия
Simplified Chinese:
特倫德拉格, 挪威
Spanish:
Trøndelag, Noruega
Albanian:
Trøndelag, Norvegjia
Anglo-Saxon:
Þrondham, Norþƿeȝ
Arabic:
تروندلاغ, النرويج
Armenian:
Տրյոնդելագ, Նորվեգիա
Asturian:
Trøndelag, Noruega
Belarusian:
Трондэлаг, Нарвегія
Catalan:
Trøndelag, Noruega
Czech:
Trøndelag, Norsko
Danish:
Trøndelag, Norge
Dutch:
Trøndelag, Noorwegen
Esperanto:
Trøndelag, Norvegio
Estonian:
Trøndelag, Norra
Faroese:
Trøndelag fylki, Noreg
Farsi/Persian:
تروندلاگ, نروژ
Finnish:
Trøndelag, Norja
Georgian:
ტრენდელაგი, ნორვეგია
Greek:
Τρόντελαγκ, Νορβηγία
Hebrew:
נורבגיה התיכונה, נורבגיה
Hungarian:
Trøndelag, Norvégia
Icelandic:
Þrændalög, Noregur
Japanese:
トロンデラーグ, ノルウェー
Korean:
트뢰넬라그, 노르웨이
Latvian:
Trendelāga, Norvēģija
Limburgian:
Trøndelag, Noorwege
Lithuanian:
Triondelagas, Norvegija
Macedonian:
Тренделаг, Норвешка
Northern Sami:
Trøndelága, Norga
Norwegian (Nynorsk):
Trøndelag, Noreg
Ossetian:
Централон Норвеги, Норвеги
Polish:
Trøndelag, Norwegia
Portuguese:
Trøndelag, Noruega
Romanian:
Trøndelag, Norvegia
Slovak:
Trøndelag, Nórsko
Slovenian:
Trøndelag, Norveška
South Azerbaijani:
تروندلاق, نوروژ
Swedish:
Trøndelag, Norge
Tatar:
Трөнделаг, Норвегия
Traditional Chinese:
特倫德拉格, 挪威
Turkish:
Trøndelag, Norveç
Ukrainian:
Треннелаг, Норвегія
Urdu:
تروندیلاگ, ناروے
West Frisian:
Trøndelag, Noarwegen
Zazaki:
Trøndelag, Norwec


The county of Trøndelag was created on 1 January 2018 with the merger of the former counties of Nord-Trøndelag and Sør-Trøndelag.

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

201 valid minerals. 1 (TL) - type locality of valid minerals. 3 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:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Localities: Reported from at least 15 localities in this region.
Actinolite var: Smaragdite
Formula: Ca2(Mg,Fe2+,Cr)5Si8O22(OH)2
Reference: Mortenson, M. (1973): Talk-serpentinforekomster i Sparbu, Nord-Trøndelag. Norges Geologiske Undersøkelse 290: 1-16
Aegirine
Formula: NaFe3+Si2O6
Habit: elongated prismatic xls to 4mm
Colour: Apple-green
Reference: Prestvik, T. & Barnes, C.G. (2007): A new occurrence of aegirine in Norway. Norwegian Journal of Geology 87: 451-456
Aikinite
Formula: PbCuBiS3
Reference: Størseth, L. R. (2016): Kompleks sulfidmineralisering i kaledonske kvartsganger ved Trondheim. Norsk mineralsymposium 2016: 61-76
Alabandite
Formula: MnS
Reference: Nilsen, O. (1978): Caledonian sulphide deposits and minor iron-formations from the southern Trondheim region, Norway. Norges Geologiske Undersøkelse 340, 35-85
Albite
Formula: Na(AlSi3O8)
Localities: Reported from at least 23 localities in this region.
Albite var: Andesine
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Albite var: Cleavelandite
Formula: Na(AlSi3O8)
Reference: Egil Hollund collection
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Albite var: Pericline
Formula: Na(AlSi3O8)
'Albite-Anorthite Series'
Localities: Reported from at least 12 localities in this region.
'Allanite Group'
Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: Niedermayr, G. & Jahn, S. (2002): Gold, jade und mehr-die "Mineralien 2001 Hamburg". Mineralien Welt 13 (2): 8-13
'Almandine-Spessartine Series'
Reference: Rø, G. & Midtsian, A. (1995) Bymarka.Geologi og gruvedrift i byens utmark. Bergvesenet Rapport 4580.
Altaite
Formula: PbTe
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Localities: Reported from at least 17 localities in this region.
Analcime
Formula: Na(AlSi2O6) · H2O
Reference: Larsen, K.E. (2016): Noen funn av mineraler i Norge 2015-2016. Norsk Mineralsymposium 2016: 127-135
Anatase
Formula: TiO2
'Ancylite'
Description: Showed by Husdal (2009) to be ancylite-(Ce)
Reference: Nordrum, F.S. (2006): Nyfunn av mineraler i Norge 2005-2006. Norsk Bergverksmuseum Skrift. 33: 56-62
Ancylite-(Ce)
Formula: CeSr(CO3)2(OH) · H2O
Reference: Husdal, T. (2009) Ancylittmineraler i Norge. Norsk Bergverkmuseum Skrift, 41: 33-42
Andalusite
Formula: Al2(SiO4)O
Andradite
Formula: Ca3Fe3+2(SiO4)3
'Andradite-Grossular Series'
Reference: Størseth, L. R. (2019) Thulittbergarten i Mjønestunnelen, Snillfjord, Trøndelag. Norsk Mineralsymposium 2019: 16-30
Anhydrite
Formula: CaSO4
Reference: Witsø, Tor (1994): Oppdal. Et spennende geologisk område. Oppdal. 24 pp. Published by Fridtjov Witsø, Oppdal.
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Anthophyllite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Antigorite
Formula: Mg3(Si2O5)(OH)4
Localities: Reported from at least 6 localities in this region.
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Localities: Reported from at least 6 localities in this region.
'Apophyllite'
Aragonite
Formula: CaCO3
Arsenopyrite
Formula: FeAsS
Localities: Reported from at least 11 localities in this region.
Artinite
Formula: Mg2(CO3)(OH)2 · 3H2O
Reference: Witsø, T. (2005): Mineraler i Vinstradalen, Oppdal. Norsk Bergverksmuseum Skrifter 30: 72-73;
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Awaruite
Formula: Ni3Fe
Axinite-(Fe)
Formula: Ca2Fe2+Al2BSi4O15OH
Localities: Reported from at least 9 localities in this region.
'Axinite Group'
Localities: Reported from at least 13 localities in this region.
Azurite
Formula: Cu3(CO3)2(OH)2
Localities: Reported from at least 7 localities in this region.
Babingtonite
Formula: Ca2(Fe,Mn)FeSi5O14(OH)
Baryte
Formula: BaSO4
Berryite
Formula: Cu3Ag2Pb3Bi7S16
Reference: Selbekk R.S. (2010): Norges mineraler. En revidert utgave av Norges mineraler (Neumann 1985). Tapir-NGU-NHM. 552p
Berthierite
Formula: FeSb2S4
Reference: Larsen, K. E. (2019) Noen funn av mineraler i Norge 2018-2019. Norsk Mineralsymposium 2019: 141-149
Beryl
Formula: Be3Al2(Si6O18)
Bílinite
Formula: Fe2+Fe3+2(SO4)4 · 22H2O
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Localities: Reported from at least 16 localities in this region.
Bismuth
Formula: Bi
Localities: Reported from at least 6 localities in this region.
Bonattite
Formula: CuSO4 · 3H2O
Colour: Pale bluish crust
Reference: Selbekk R.S. (2010): Norges mineraler. En revidert utgave av Norges mineraler (Neumann 1985). Tapir-NGU-NHM. 552p (p.234)
Bornite
Formula: Cu5FeS4
Localities: Reported from at least 9 localities in this region.
Borovskite
Formula: Pd3SbTe4
Reference: Nilsson, L. P. & Larsen, R. B. (1998): Edle mineraler i mafiske og ultramafiske bergarter- en oppsummering av platina-gruppe mineraler (PGM) funnet i Norge i de senere år. Norsk Bergverksmuseum Skrift 14: 40-49
Boulangerite
Formula: Pb5Sb4S11
Description: Identified at NTNU, Trondheim, Norway
Reference: Staurolitten [ Trøndelag Amatørgeologiske forenings blad], august 1997
Bournonite
Formula: PbCuSbS3
Reference: Rui,I.J. (1973): Structural control and wall rock alteration at Killingdal mine, central Norwegian caledonides. Economic Geology. 68, 859-883 (p.867)
Brannerite
Formula: UTi2O6
Reference: Grønvik, A. & Torsvik, T. (1989)On the origin and age of hydrothermal thorium-enriched carbonate veins and breccias in the Møre­-Trøndelag Fault Zone, central Norway. Norsk Geologisk Tidsskrift. 69:1-19
'Bravoite'
Formula: (Fe,Ni)S2
Description: "Bravoite" is an alteration product after pentlandite.
Reference: Foslie, S. and Høst, M.J. (1932): Platina i sulfidisk nikkelmalm. Norges Geologiske Undersøkelse. 137, 1-171
Brewsterite-Sr
Formula: (Sr,Ba,Ca)[Al2Si6O16] · 5H2O
Description: welldeveloped clear crystlas to 1,5 mm long
Reference: Larsen, A.O.; Nordrum, F.S. & Erambert, M. (2003): Mineraler i brewsterittserien fra norske lokaliteter. Bergverksmuseet Skrift 25: 41-42
Brochantite
Formula: Cu4(SO4)(OH)6
Brucite
Formula: Mg(OH)2
Brucite var: Nemalite
Formula: Mg(OH)2
Reference: Witsø, Tor (1994): Oppdal. Et spennende geologisk område. Oppdal. 24 pp. Published by Fridtjov Witsø, Oppdal.
Buttgenbachite ?
Formula: Cu19(NO3)2(OH)32Cl4 · 2H2O
Description: Doubtful. Found at Tverrfjellet, Dindalen (Witsø 1995).
Reference: Witsø, T. (1995): Mineraler i Oppdal med beskrivelse. Driva Kro og steinsenter. Unpublished paper. http://vinstradalen.no/pdf/Mineraler.pdf
Calcite
Formula: CaCO3
Localities: Reported from at least 59 localities in this region.
Carrollite
Formula: Cu(Co,Ni)2S4
Reference: Selbekk R.S. (2010): Norges mineraler. En revidert utgave av Norges mineraler (Neumann 1985).Tapir-NGU-NHM. 552p. (p.25)
'Chabazite'
Chalcanthite
Formula: CuSO4 · 5H2O
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 53 localities in this region.
Charlesite
Formula: Ca6(Al,Si)2(SO4)2[B(OH)4](OH,O)12 · 26H2O
Habit: needles
Colour: white
Description: Found in one sample in a morene (most probably artificial ??) together with moissanite
Reference: Jørgensen, L. B. & Sagvold, E. B. (2001): Geologiske severdigheter og mineralforekomster i Løkkenfeltet. Orkla Industrimuseum 42p
Cheralite
Formula: CaTh(PO4)2
Reference: Grønvik, A. & Torsvik, T. (1989) On the origin and age of hydrothermal thorium-enriched carbonate veins and breccias in the Møre­-Trøndelag Fault Zone, central Norway. Norsk Geologisk Tidsskrift. 69:1-19
'Chlorite Group'
Localities: Reported from at least 35 localities in this region.
Chloritoid
Formula: (Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Reference: Gustavson, M. (1976): Helgelandsflesa. Beskrivelse til det berggeologiske gradteigskart H 19- 1:100 000. Norges Geologiske Undersøkelse 328 (Skrifter 18), 23p + map
'Chrome-Spinel (of Dana)'
Reference: Plümper, O., Piazolo, S., & Austrheim, H. (2012). Olivine pseudomorphs after serpentinized orthopyroxene record transient oceanic lithospheric mantle dehydration (Leka Ophiolite Complex, Norway). Journal of Petrology, 53(9), 1943-1968.
Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 13 localities in this region.
Chromite var: Ferrian Chromite
Formula: Fe2+(Cr,Fe3+)2O4
Reference: Moore, A. C. & Hultin, I. (1980): Petrology, mineralogy, and origin of the Feragen ultramafic body, Sør-Trøndelag, Norway. Norsk Geologisk Tidsskrift 60, 235-254
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Localities: Reported from at least 12 localities in this region.
Clinochlore var: Chromian Clinochlore
Formula: Mg5(Al,Cr)2Si3O10(OH)8
Clinochlore var: Ripidolite
Formula: (Mg,Fe,Al)6(Si,Al)4O10(OH)8
'Clinochrysotile'
'Clinopyroxene Subgroup'
Reference: Plümper, O., Piazolo, S., & Austrheim, H. (2012). Olivine pseudomorphs after serpentinized orthopyroxene record transient oceanic lithospheric mantle dehydration (Leka Ophiolite Complex, Norway). Journal of Petrology, 53(9), 1943-1968.; Bjerga, A., Konopasek, J., & Pedersen, R. B. (2015). Talc–carbonate alteration of ultramafic rocks within the Leka Ophiolite Complex, Central Norway. Lithos, 227, 21-36.
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Localities: Reported from at least 10 localities in this region.
Cobaltite
Formula: CoAsS
Coloradoite
Formula: HgTe
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 1739 - 021. Stormyrplutten.
Colusite
Formula: Cu13VAs3S16
Description: Small inclutions in galena.
Reference: Neumann, H. (1985) Norges Mineraler. Norges geologiske Undersøkelse Skrifter 68 p. 23.
Copper
Formula: Cu
Localities: Reported from at least 6 localities in this region.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Corundum
Formula: Al2O3
Reference: Nordrum, F.S. (2005): Nyfunn av mineraler i Norge 2004-2005. Norsk Bergverksmuseum Skrift. 30: 117-124
Covellite
Formula: CuS
Localities: Reported from at least 9 localities in this region.
Cubanite
Formula: CuFe2S3
Localities: Reported from at least 9 localities in this region.
Cummingtonite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2