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Helvine Group

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About Helvine GroupHide

Formula:
Be3M4(SiO4)3S
Group of metal(II)-Be-S-silicates with the above general formula, where M = divalent Fe, Mn or Zn. Tugtupite has one Be replaced by aluminium and one Be replaced by Si.
May be considered a subgroup of the Sodalite Group.


Chemical Properties of Helvine GroupHide

Formula:
Be3M4(SiO4)3S

Relationship of Helvine Group to other SpeciesHide

Group Members:
Danalite Be3Fe2+4(SiO4)3SIso. 4 3m : P4 3n
Genthelvite Be3Zn4(SiO4)3SIso. 4 3m : P4 3n
Helvine Be3Mn2+4(SiO4)3SIso. 4 3m : P4 3n
Tugtupite Na4BeAlSi4O12ClTet. 4 : I4

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Helvine GroupHide

Localities for Helvine GroupHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Argentina
 
  • Catamarca
    • Belén Department
      • Papachacra
[Danalite] Rocks & Min. (2007) 82:234-235
  • Córdoba
    • Punilla Department
      • Capilla del Monte
[Helvine] Rimann, E. (1928) Bodenbenderite, a new mineral from Argentina. Sitzungsber. Abhandl. Naturwiss. Gesell. Isis, Dresden. Festschrift fuer Richard Baldauf, 42-51.
          • Cerro Uritorco
[Helvine] William T. Holser: Beryllium minerals in the Victorio Mountains, Luna County, New Mexico. AM 38, 519 ff.
[Helvine] Sureda, R., Lira, R., & Colombo, F. (2010). Gustavite, PbAgBi3S6-P21/c, with the bismuth and silver minerals at Los Guindos mining group, Pampa de Olaen, Córdoba, Argentina (31° 11'S/64° 33'W). Andean Geology, 33(1).
      • Tanti
[Genthelvite] Dina, H. (1993). Hentschelita en Cerro Blanco, Tanti, Córdoba. Informacion Tecnologica, 48(3-4), 277-282.
[Genthelvite] Černý, P., Galliski, M. A., Oyarzábal, J. C., Teertstra, D. K., Chapman, R., MacBride, L., & Ferreira, K. (2003). Stranded and equilibrated assemblages of late feldspars in two granitic pegmatites in the Pampean Ranges, Argentina. The Canadian Mineralogist, 41(4), 1013-1026.
  • Jujuy
    • Humahuaca Department
      • Aguilar district
[Helvine] Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina)
Australia
 
  • South Australia
    • Olary Province
      • Boolcoomatta Reserve (Boolcoomata Station; Boolcoomatta)
[Danalite] No reference listed
      • Mt Victor Plumbago Station
[Danalite] No reference listed
  • Tasmania
    • Burnie City
      • Hampshire district
        • Kara Mines
[Danalite] Whitehead, 1990; Ralph Bottrill 6/10/2005.
    • Waratah-Wynyard municipality
      • Heazlewood district
        • Luina
[Danalite] http://www.crocoite.com/mainadit/luina.htm
      • Waratah district
        • Mt Ramsay
[Danalite] Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
    • West Coast municipality
      • Rosebery district
[Danalite] Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
        • Rosebery
[Danalite] Bottrill, R.S. & Baker, W.E. (2008) A Catalogue of the Minerals of Tasmania. Bull. 73. Tasmanian Geological Survey
  • Western Australia
    • Coolgardie Shire
      • Coolgardie
[Helvine] Grguric, B. A. & Downes, P. J. (2008): Pegmatite minerals from the Barabara mine, Coolgardie, Western Australia. Australian J. of Mineralogy 14, 55-60.
    • Port Hedland Shire
      • Abydos Station
        • Wodgina
[Helvine] Simpson, Edward S. (1928) Famous Mineral Localities: Wodgina, North West Australia, American Mineralogist, Vol. 13, No. 9, September 1928, pp.457-468.
      • Mugarinya Community (Yandearra; Yandeearra; Yandeyarra)
[Helvine] Simpson, E.S. (1928) Famous Mineral Localities: Wodgina North West Australia, American Mineralogist, 13:9, 457-468. Calderwood, M.A., Grguric, B.A., Jacobson, M.I. (2007) Guidebook to the Pegmatites of Western Australia. Hesperian Press, Carlisle, Western Australia.
[Helvine] Jacobson, M., Calderwood, M., Grguric, B. (2007), Pegmatites of Western Australia, 2007
    • Yalgoo Shire
      • Noongal Station
[Helvine] Pegmatites of Western Australia; M Jacobson, M Calderwood, B Grguric; Hesperian Press, Perth, 2007.
Austria
 
  • Lower Austria
    • Waldviertel
      • Gars am Kamp
        • Maiersch
[Helvine] Neumayer, R. (1980): Neue Mineralfunde aus dem Waldviertel. Mitt. Österr. Mineral. Ges., 127, 30-32.; R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Pfaffenschlag bei Waidhofen an der Thaya
        • Artolz (Artholz)
[Danalite] KOLLER, F. & G. NIEDERMAYR (1978): Die Mineralvorkommen der Diorite des nördlichen Waldviertels. – Annal. Naturhist. Mus. Wien, 82: 193-208.; R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993); Kolitsch, U. (2017): 2041) Helvin, Rutil und Spessartin vom Steinbruch Poschacher bei Artolz im Waldviertel, Niederösterreich. Pp. 261-262 in Walter, F. et al. (2017): Neue Mineralfunde aus Österreich LXVI. Carinthia II, 207./127., 217-284.
      • Weinzierl am Walde
        • Maigen
[Helvine] KNOBLOCH, Gerald (2012): Erdgeschichte(n) zwischen Krems & Kamp.- 275 S., Pöllauberg (Living Edition).; Kolitsch, U. (2018): 2090) Annit, Chamosit, Helvin und Ranciéit vom Tannenfeld (Tannfeld) bei Maigen im Waldviertel, Niederösterreich. P. 229 in Walter, F. et al. (2018): Neue Mineralfunde aus Österreich LXVII. Carinthia II, 208./128., 185-254.
  • Styria
    • Mitterdorf
      • Veitsch
        • Kleinveitsch
          • Kaiblinggraben
[Helvine] Gerald Gesselbauer (06.2010)
[Helvine] Postl, W., Bernhard, F. & Hofer, F. (1998): Ein Neufund von Helvin aus dem Manganerzvorkommen Kaskogel, Veitsch, Steiermark. Mitteilungen der Abteilung für Mineralogie am Landesmuseum Joanneum, 62/63, 59-64. [https://www.museum-joanneum.at/upload/file/Mineralogie/Mitteilungen/mitt62-63_1998_59-64_Postl.PDF]
  • Tyrol
    • North Tyrol
      • Zillertal
        • Zamser Grund (Zams valley)
          • Schrammacher
[Helvine] Orlandi, P., Campostrini, I. (2005): Zibaldone. Aggiornamenti di mineralogia Italiana 2004. Rivista Mineralogica Italiana, 3/2005, 184-191.
Brazil
 
  • Amazonas
    • Presidente Figueiredo
      • Pitinga mine
[Genthelvite] A. C. Bastos Neto, V. P. Pereira, L. H. Ronchi, E. F. de Lima and J. C. Frantz (2009): The world-class Sn, Nb, Ta, F (Y, REE, Li) deposit and the massive cryolite associated with the albite-enriched facies of the Madeira A-type granite, Pitinga mining district, Amazonas State, Brazil. Canadian Mineralogist 47, 1329-1357.
  • Goiás
    • Cavalcante
[Helvine] Bilal, E. (2013). Geochimie Et Conditions De Cristallisation Des Mineraux Du Groupe Dd L’Helvite. Revista Geonomos, 2(2)p1-13
[Danalite] Bilal, E. (2013). Geochimie Et Conditions De Cristallisation Des Mineraux Du Groupe Dd L’Helvite. Revista Geonomos, 2(2)p1-13
[Danalite] Raimbault, L. and Bilal, E. (1993) Trace-element contents of helvite-group minerals from metasomatic albitites and hydrothermal veins at Sucuri, Brazil, and Dajishan, China. Canadian Mineralogist, 31, 119-127.
  • Minas Gerais
    • Conselheiro Pena
      • Penha do Norte
[Helvine] Rocks & Minerals (2009) 84:42-45; Moore, T. (2004): What's New in Minerals. Costa Mesa Show 2003. Mineralogical Record. 35(2),143-145
Bulgaria
 
  • Kyustendil Oblast
[Helvine] http://www.mgu.bg/sessions/06/1/smynkov.pdf
  • Smolyan Oblast
    • Madan ore field
      • Krushev dol mine
[Helvine] Berylium mineralisation in Pb-Zn ore deposit Krushev dol, Madan district, Bulgaria Zh. Janakieva, Ch. Nachev, Sh. Sirakov . “Geosciences 2008”, Proceedings.; Min Rec (2009) 40:66
Canada
 
  • British Columbia
    • Liard Mining Division
      • McDame area
[Danalite] Thompson, R. M. Danalite from British Columbia Canadian Mineralogist; December 1957; v. 6; no. 1; p. 68-71
  • New Brunswick
    • York Co.
      • Stanley Parish
[Helvine] NB Mineral Occurrence Database Ref. 45
  • Northwest Territories
    • Tungsten
[Helvine] The Canadian Mineralogist Vol. 41, pp. 139-160 (2003)
  • Nova Scotia
    • Victoria Co.
[Helvine] A.K. Chatterjee, "Copper-Zinc Deposit at McMillan Brook, Victoria County, Cape Breton Island", Nova Scotia Dept. Mines, Report 77-1, 1977.
  • Québec
    • Abitibi-Témiscamingue
      • La Vallée-de-l'Or RCM
        • Réservoir-Dozois
[Tugtupite] Olivier Langelier Collection
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
[Genthelvite] Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.; Mineralogical Record (2001) 32:248
  • Yukon
    • Watson Lake mining district
[Danalite] Layne, G.D. and and Spooner, E.T.C. (1988): The Geology and Mineralogy of the JC Tin Skarn, Yukon Territory, Canada. In: Hutchison, C. S., Ed.: Geology of Tin Deposits in Asia and the Pacific, Springer Verlag, Berlin, pp. 163-184.
      • Seagull Batholith
[Danalite] Layne, G. D., & Spooner, E. T. C. (1988). The Geology and Mineralogy of the JC Tin Skarn, Yukon Territory, Canada. In Geology of Tin Deposits in Asia and the Pacific (pp. 163-184). Springer Berlin Heidelberg.
China
 
  • Fujian Province
    • Zhangzhou Prefecture
      • Yunxiao Co.
        • Tongbei
[Helvine] http://www.smartminerals.com/cina2004/art_fujian.htm and Ottens, B., 2005. Tongbei. Spessartine localities, Fujian Province, China. Mineralogical Record, 36 (1): 35-43
  • Gansu Province
    • Jiuquan Prefecture
      • Subei Co.
[Helvine] Fengjun Nie, Sihong Jiang, Peng Hu, and Yi Zhang (2004): Mineral Deposits 23(1), 11-19
  • Guangdong Province
    • Heyuan Prefecture
      • Longchuan Co. (Lungchuan Co.)
[Helvine] Tron, J. (2003): "Vor Ort" in China: Roter Quartz & Hämtit aus Jinlong. Lapis 28 (6), 52-53
    • Shaoguan Prefecture
      • Wengyuan Co.
[Helvine] Xiaofei Wang, Huawen Qi, Ruizhong Hu, Wenjun Qu, Jiantang Peng, and Xianwu Bi (2010): Mineral Deposits 29(3), 415-426
  • Heilongjiang Province (Manchuria; Dongbei Region)
    • Qiqihaer Prefecture
      • Greater Hinggan Mts (Greater Khingan Mts)
[Genthelvite] Xiaoshi Ding, Ge Bai, Zhongxian Yuan, and Luren Sun (1981): Geological Review 46(5), 459-466
  • Hubei Province
    • Huangshi Prefecture
      • Daye Co.
[Helvine] http://www.smartminerals.com/cina2004/art_hubei.htm
  • Hunan Province
    • Chenzhou Prefecture
      • Linwu Co.
        • Xianghualing Sn-polymetallic ore field
[Helvine] Huang et al. (1988): Hsianghualing rocks, mineral deposits and minerals. Beijing Sci. Techn. Publ. Bur. (Beijing), 255 pp.
[Helvine] Yuzhou Li (1990): Geology and Prospecting 26(6), 29-35
      • Suxian District
        • Dongpo ore field
[Helvine] Bingtao Li (1993): Geology and Prospecting 29(9), 5-11
      • Yizhang Co.
        • Dongpo ore field
[Danalite] Yuzhou Li (1990): Geology and Prospecting 26(6), 29-35
        • Yaogangxian W-Sn ore field
[Helvine] Ottens, B., and Cook, R.B. (2005): Rocks & Minerals 80(1), 46-57; Ottens, B. (2011): Mineralogical Record 42, 557-603
  • Inner Mongolia Autonomous Region
    • Tongliao League (Tongliao Prefecture)
      • Jarud Banner (Zalute Co.)
        • Baerzhe complex
[Genthelvite] Zhongxin Yuan and Ge Bai (1997): Geology and Prospecting 33(1), 42-48
    • Ulanhad League (Chifeng Prefecture)
      • Hexigten Banner (Keshiketeng Co.)
[Danalite] Ottens, B., and Neumeier, G. (2012): Mineralogical Record 43, 529-563; Pavel Kartashov analysis on an alleged "genthelvite".
[Helvine] Ottens, B. and G. Neumeier (2012) The Huanggang Mine, Inner Mongolia, China. Mineralogical Record 43:529-563
[Helvine] Ottens, B. and G. Neumeier (2012) The Huanggang Mine, Inner Mongolia, China. Mineralogical Record 43:529-563
    • Xilin Gol League (Xilinguole Prefecture)
      • East Ujimqin Banner (Dongwuzhumuqin Co.; Dongwu Qi)
[Helvine] Jiangbin specimen
  • Jiangxi Province
    • Ganzhou Prefecture
      • Anyuan Co.
[Helvine] Yunhuai Lin and Shiyang Chen (1985): Geology and Prospecting 21(3), 23-31
      • Chongyi Co.
[Helvine] Yunhuai Lin and Shiyang Chen (1985): Geology and Prospecting 21(3), 23-31
      • Dayu Co.
        • Xihuashan ore field
[Helvine] Berthold Ottens (2009) Lapis, 34, #10, 31-41.
[Helvine] Giuliani, G., Li, Y.D., and Sheng, T.F. (1988): Mineralium Deposita 23, 24-33.
      • Quannan Co.
[Helvine] Raimbault, L., and Bilal, E. (1993): Canadian Mineralogist 31, 119-127.
  • Yunnan Province
    • Honghe Autonomous Prefecture
      • Gejiu Co.
        • Gejiu Sn-polymetallic ore field
[Genthelvite] Baogui Zhang, Zhong Zhang, Linbo Yao, Jing Hu, Mingzai Wang, and Sanxue Wang (2002): Geology and Prospecting 38(6), 30-33
    • Wenshan Autonomous Prefecture
      • Wenshan Co.
[Helvine] DU, S. and WEH, H. (2014), A New Type of Beryllium Resource from the Maka Tungsten Polymetallic Deposit, Laojunshan Ore Cluster, SE Yunnan Province, China. Acta Geologica Sinica, 88: 1447–1448.
Czech Republic
 
  • Karlovy Vary Region
    • Krušné Hory Mts (Erzgebirge)
      • Jáchymov District (St Joachimsthal)
[Helvine] Jan Vlk
  • Pardubice Region
[Helvine] Novák, F., Jansa, J.: Parageneze nerostů s helvínem z chvaletického ložiska. Časopis pro mineralogii a geologii, 1965, roč. 10, č. 1, s. 75-79.
  • South Bohemia Region
    • Písek
[Danalite] Cempírek, J., Cícha, J., Všianský, D.: Bertrandit a další minerály Be. Minerál, 2009, roč. 17, speciál, s. 48-53.
Denmark
 
  • Greenland
    • Kujalleq
      • Narsaq
        • Igaliku (Igaliko)
[Genthelvite] Adrian A. Finch (1990) Genthelvite and Willemite, Zinc Minerals Associated with Alkaline Magmatism from the Motzfeldt Centre, South Greenland. Mineralogical Magazine 54:407-412
[Genthelvite] Finch, A.A. (1990): Genthelvite and Willemite, Zinc Minerals Associated with Alkaline Magmatism from the Motzfeldt Centre, South Greenland. Mineralogical Magazine. 54: 407-412
[Genthelvite] Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
          • Kangerluarsuk Fjord (Kangerdluarssuq Fjord)
            • Qeqertaussaq Island
[Tugtupite] Soerensen, H. (1962): On the occurrence of Steenstrupine in the Ilimaussaq massif, southwest Greenland, Meddelelser om Groenland, Reitzels Forlag Koebenhavn
[Tugtupite] SØRENSEN, H. (1960) Beryllium minerals in a pegmatite in the nepheline syenites of Ilímaussaq, South West Greenland. International Geological Congress, Report, 21st Session, Norden. Part 17, 31 35. Abstract: American Mineralogist, 46, 241. Danø, M. (1966) The crystal structure of tugtupite - a new mineral, Na8Al2Be2Si8O24(Cl,S)2. Acta Crystallographica: 20: 812-816. Sørenson, H., Danø, M., and Petersen, O.V. (1971) On the mineralogy and paragenesis of tugtupite. Grønlands Geologiske Undersøgelse Bulletin 95, 38 pp.
[Tugtupite] Pavel M. Kartashov
            • Kvanefjeld Uranium deposit
[Tugtupite] Henning Sørensen and Lotte Melchior Larsen (2001) The hyper-agpaitic stage in the evolution of the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 83–94
[Tugtupite] Petersen, O.V., Giester, G., Brandstätter, F., Niedermayr, G. (2002): Nabesite, a new mineral species from the Ilimaussaq alkaline complex. Canadian Mineralogist. 40, 173-181
          • Taseq area
[Genthelvite] Bohse, H., Petersen, O., Niedermayr, G. (2001): Notes on Leucophanite from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin, 190, 119-121
[Tugtupite] Cole, M. (2003): Fluorescent Minerals of the Ilimaussaq Complex, Greenland, MinerShop 2003
          • Tunulliarfik Fjord (Tunugdliarfik)
[Tugtupite] SØRENSEN, H., DANØ, M. and PETERSEN, O.V. (1971) On the mineralogy and paragenesis of tugtupite Na8Al2Be2Si8O24(Cl, S)2 from the Ilímaussaq alkaline intrusion, South Greenland. Meddelelser on Grønland, 181, 1 39. Petersen, O. V. & Johnsen, O. (2005): Minerals First described from Greenland. Canadian Mineralogist Special Publication 8.
[Tugtupite] Andersen, E.K., Danø, M., and Peteresen, O.V. (1969): A tetragonal natrolite. Contribution to the mineralogy of Ilímaussaq, No 13. Meddelelser om Grønland, 181, (10), 1-19.; Sørensen, H. (1960) Beryllium minerals in a pegmatite in the nepheline syenites of Ilímaussaq, South West Greenland. International Geological Congress, Report, 21st Session, Norden. Part 17, 31 35. Abstract: American Mineralogist, 46, 241.
Finland
 
  • Northern Finland Region
    • Kajaani
      • Vuolijoki
[Danalite] Marmo, Vladi et al 1966. On the granites of Honkamäki and Otanmäki, Finland, with special reference to the mineralogy accessories. Bulletin de la Commission Géologique de Finlande n:o 221, 34p. illus.
  • Southern Finland Region
    • Kotka
[Genthelvite] Haapala,I: & Ojanperä, P. 1972. Genthelvite-bearing greisens in Southern Finland. Geological Survey of Finland, Bulletin 259. 22s.
    • Kouvola
      • Wyborg batholith
        • Kymi intrusion
[Genthelvite] Haapala, I., & Lukkari, S. (2005). Petrological and geochemical evolution of the Kymi stock, a topaz granite cupola within the Wiborg rapakivi batholith, Finland. Lithos, 80(1), 347-362.
    • Myrskylä
[Danalite] Mattila, E., 1983. Be-Ta pitoisen pegmatiitin tutkimukset, Rautaruukki oy, N:o OU 9/83
  • Southwestern Finland Region
[Genthelvite] Haapala Ilmari 1977 Petrography and geochemistry of the Eurajoki stock, a rapakivi-granite complex with greisen-type mineralization in Southwestern Finland Geological Survey of Finland Bulletin 286; Guidebook, E. (2009). Geological Setting of the Olkiluoto Investigation Site, Eurajoki, SW Finland.
[Danalite] Al-Ani, Thair and Sarapää, Olla 2011.REE Geochemistry and Mineralogy of Tin-bearing Greisens and Wall Rocks in Eurajoki Rapakivi granite, SW Finland.Julkaisusarja: GTK:n arkistoraportit.
      • Väkkärä
[Genthelvite] Haapala, Ilmari and Ojanperä, Pentti 1972. Genthelvite bearing greisens in Southern Finland. Geological Survey of Finlaand, Bulletin 259
France
 
  • Occitanie
    • Hautes-Pyrénées
      • Aure Valley
        • Vielle-Aure
[Helvine] Ragu, A. (1994): Helvite from the French Pyrénées as evidence for granite-related hydrothermal activity. Canadian Mineralogist 32, 111-120.; DE ASCENCAO GUEDES R., TIXADOR Y., CASTERET A. & GOUJOU JC. (2002) La mine de Coustou, Vielle-Aure, Hautes-Pyrénées. Le Règne Minéral, 47, 23-31. (in french)
      • Louron Valley
[Helvine] Ragu, A. (1994): Helvite from the French Pyrénées as evidence for granite-related hydrothermal activity. Canadian Mineralogist 32, 111-120.
    • Pyrénées-Orientales
      • Prats-de-Mollo-la Preste (Prats de Molló-la Presta)
[Helvine] Dubru. M, (1986) Pétrologie et géochimie du marbre à brucite et des borates associés au gisement de tungstène de Costabonne, (Pyrénées orientales, France) 930p Guitard, G. (2010): Catalogue raisonné de la collection de minéralogie régionale, C.E.R.P. de Tautavel, 28.
Germany
 
  • Bavaria
    • Lower Bavaria
      • Tittling
        • Hötzendorf
[Helvine] Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
        • Matzersdorf
[Helvine]
  • Saxony
    • Erzgebirge
      • Breitenbrunn District
        • Antonsthal
[Helvine] Wittern: "Mineralfundorte in Deutschland", 2001 + Tröger, S. (2006): "Unverhofft Glück": Helvin-Neufund bei Antonsthal im sächsischen Erzgebirge. LAPIS 31 (2), 38-39
        • Breitenbrunn
[Helvine] J.C. Freiesleben (1817): Helvin.- Geognostische Arbeiten, Band 6. Freyberg, Craz & Gerlach, p. 126-129; Phillips, W. (1823): An Elementary Introduction to the Knowledge of Mineralogy, 3rd ed. William Phillips (London), 535 pp.
[Helvine] Andreas Gerstenberg collection
[Helvine] J.C. Freiesleben (1817): Helvin.- Geognostische Arbeiten, Band 6. Freyberg, Craz & Gerlach, p. 126-129
      • Johanngeorgenstadt District
[Helvine] Wittern: "Mineralfundorte in Deutschland", 2001
[Helvine] Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 40:627-636
        • Grünhain-Beierfeld
          • Beierfeld
[Helvine] Lapis, 16 (6), 13-20+58.
    • Oberlausitz
      • Görlitz
[Helvine] www.minmax.net
India
 
  • Madhya Pradesh
    • Jhabua District
[Helvine] Lahiri, D. (1972). Helvine in the gondite of Kajlidongri, Madhya Pradesh, India. Mineralogical Magazine, 38(300), 974-975.
Italy
 
  • Campania
    • Naples Province
      • Somma-Vesuvius Complex
        • Monte Somma
          • Ercolano
            • San Vito
[Helvine] Campostrini, I., Demartin, F., Russo, M. (2014): Helvite e un probabile nuovo minerale del gruppo del pirocloro alla cava San Vito (Ercolano). GMT 2014 Giornate Mineralogiche di Tavagnasco, 6-8 giugno 2014. Plinius, 40, 149.
  • Latium
    • Viterbo Province
      • Vico volcanic complex (Vico Lake)
[Helvine] American Mineralogist, Volume 86, pages 1066–1075, 2001
[Helvine] Della Ventura, G., Williams, C.T., Cabella, R., Oberti, R., Caprilli, E., Bellatreccia, F. (1999) Britholite-hellandite intergrowths and associated REE-minerals from the alkali-syenitic ejecta of the Vico volcanic complex (Latium, Italy): petrological implications bearing on REE mobility in volcanic systems. European Journal of Mineralogy, 11, 843-854; Oberti, R., Ottolini, L., Cámara, F., Della Ventura, G. (1999) Crystal structure of non-metamict Th-rich hellandite-(Ce) from Latium (Italy) and crystal chemistry of the hellandite-group minerals. American Mineralogist, 84, 913–921.
[Helvine] No reference listed
[Helvine] Carlini, R., Signoretti, E., 2003. Località minori del vulcano Vicano: Villa S.Giovanni in Tuscia e Mazzocchio. Il Cercapietre. Not. del Gruppo Mineralogico Romano, 1-2: 33-41
  • Lombardy
    • Sondrio Province
      • Valchiavenna
        • Novate Mezzola
[Helvine] AA. VV., 1996. Collezionare minerali. Hobby & Work.
[Helvine] Ghizzoni, S. & Mazzoleni, G. (2005): Itinerari mineralogici in val Codera. Geologia Insubrica, Ed., Milano, 316 pp.
[Helvine] Ghizzoni, S. & Mazzoleni, G. (2005): Itinerari mineralogici in val Codera. Geologia Insubrica, Ed., Milano, 316 pp.
[Helvine] Ghizzoni, S. & Mazzoleni, G. (2005): Itinerari mineralogici in val Codera. Geologia Insubrica, Ed., Milano, 316 pp.
      • Valtellina
        • Malenco Valley
          • Chiesa in Valmalenco
            • Muretto Valley
[Helvine]
  • Piedmont
    • Verbano-Cusio-Ossola Province
      • Ossola Valley
        • Beura-Cardezza
[Helvine] Vanini F. (2000): Beura e Villadossola: nuovi ritrovamenti. Rivista Mineralogica Italiana, XXIV, 2, 123-124.
  • Trentino-Alto Adige (Trentino-Südtirol)
    • Bolzano Province (South Tyrol)
      • Vizze Valley (Pfitsch Valley)
        • San Giacomo (Sankt Jakob)
[Genthelvite] • Gartner, A. & Weiss, S. (2005): Blauer Genthelvin aus Südtirol – ein sensationeller Fund. Lapis, 30(10), 20-23. • Folie, K., Moro, M., Perugini, A., Rocchetti, I. (2004): Genthelvin vom Pfitscher Joch - ein seltenes Vorkommen in den Alpen. Mineralien-Welt, 15(3), 74-75.
[Genthelvite] Folie, K., Moro, M., Perugini, A., Rocchetti, I. (2004): Genthelvin vom Pfitscher Joch - ein seltenes Vorkommen in den Alpen. Mineralien-Welt, 15, 3, 74-75; Gartner, A., Weiss, S. (2005): Blauer Genthelvin aus Südtirol – ein sensationeller Fund. Lapis, 30, 10, 20-23; Folie, K., Gentile, P., Hanke, M., Rocchetti, I. (2010): Mineralien aus der Umgebung des Pfitscher Jochs in Südtirol (II). Mineralien-Welt, 21, 4, 42-67.
  • Tuscany
    • Livorno Province
      • Elba Island
        • Campo nell'Elba
          • San Piero in Campo
[Helvine] Barsotti, G., & Nannoni, R. (2006). Rocce, minerali e miniere delle isole dell'Arcipelago Toscano. Pacini editore, 152 pp.
[Helvine] F. Pezzotta (1994) - Helvite of a M.te Capanne pluton pegmatite (Elba island, Italy): chemical, X-ray diffraction data and description of the occurrence. - Atti Accad. Naz. Lincei, Rend., 9: 355-362.
Japan
 
  • Honshu Island
    • Chubu Region
      • Gifu Prefecture
[Helvine] Endo, S. (2008) Chigaku Kenkyu, 57, 3-10.
      • Nagano prefecture
        • Matsumoto City
[Helvine] Yoshinaga, M. (1959) Mem. Fac. Sci., Kyushu University, Ser. D, 9, 47-53.
    • Chugoku region
      • Hiroshima prefecture
        • Mihara City
[Danalite] Yoshikazu Aoki, Noboru Hida (1974) Geology and Genesis of Beryllium Ore Deposit, Mihara Mine, Hiroshima Prefecture, Japan. Mining Geology 24:201-211
        • Shoubara City
          • Saijo
[Danalite] Natural History Museum Vienna collection; Dr. Matsuo Nambu collection (curated by the Geological Survey of Japan)
      • Yamaguchi Prefecture
        • Iwakuni City
[Danalite] Econ Geol (1980) 75:1066-1082
[Danalite] Ohe Rikosya specimens
    • Kanto Region
      • Gunma Prefecture
        • Kiryuu City
[Helvine] Matsubara, S., & Kato, A. (1980) Nagashimalite, Ba4 (V3+, Ti) 4 [(O, OH) 2| Cl| Si8B2O27], a new mineral from the Mogurazawa mine, Gumma prefecture, Japan. Mineralogical Journal, 10(3), 122-130.
      • Ibaraki Prefecture
        • Kasama City
          • Iwama
[Helvine] Haruna, Makoto et al. (2002) Mineralogical and oxygen isotope constraints on the origin of the contact-metamorphosed bedded manganese deposit at Nagasawa, Japan. The Canadian Mineralogist, 40, 1069-1089.
      • Tochigi Prefecture
        • Kanuma City
[Helvine] Akira Kato (undated manuscript): Country rock and Minerals of the Kaso mine, Kanuma City, Tochigi Prefecture. (in japanese)
[Helvine] Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan); Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 40:627-636
    • Kinki Region
      • Hyogo Prefecture
        • Asago City
          • Ikuno-cho-ono
[Danalite] Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
      • Kyoto Prefecture
        • Kameoka City
[Danalite] Tsuruta et al. (2005) Chigaku Kenkyu, 54, 89-93.
      • Shiga prefecture
        • Hikone City
[Helvine] Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
    • Tohoku Region
      • Fukushima Prefecture
        • Iwaki City
[Helvine] Matsubara, S., Kato, A., Shimizu, M., Sekiuchi, K., and Suzuki, M. (1996) Romeite from the Gozaisho mine, Iwaki, Japan. Mineralogical Journal 18, 155-160.
      • Iwate prefecture
        • Kamaishi City
[Helvine] Dr. Matsuo Nambu ore collection (curated at Geological Survey of Japan)
Kazakhstan
 
  • East Kazakhstan
[Danalite] P.M. Kartashov data
    • Tarbagatai Range
      • Akzhaylyautas Mts (Akzhailyautas Mts; Akjaylautas Mts; Akzhalautas Mts)
[Helvine] STEPANOV, A.V., BEKENOVA, G.K., LEVIN, V.L., HAWTHORNE, F.C. & DOBROVOL’SKAYA, E.A. (2012): Tarbagataite,(K,□)2(Ca,Na)(Fe2+,Mn)7Ti2(Si4O12)2O2(OH)4(OH,F), a new astrophyllite-group mineral species from the Verkhnee Espe deposit, Akjailyautas Mountains, Kazakhstan: description and crystal structure Canadian Mineralogist 50,159-168.
  • Karaganda
    • Balqash (Balkhash)
      • Kounrad Massif
[Helvine] Chen Xuanhua, Qu Wenjun, Han Shuqin, Seitmuratova, E., Yang Nong, Chen Zhengle, Zeng Fagang, Du Andao, and Wang Zhihong (2010): Geoscience Frontiers 1(1), 115-124
    • Karazhal
      • Betpakdala Desert (Bet-Pak-Dal Desert)
[Helvine] Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
[Genthelvite] http://geo.web.ru/druza/l-Kent.htm; Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
Kyrgyzstan
 
  • Issyk-Kul Oblast (Ysyk-Köl Oblast)
    • Inyl'chek Range
      • Muzeinyi Valley
[Helvine] L.A. Pautov data
  • Talas Oblast
    • Ak-Tyuz ore Field
[Genthelvite] N. MALYUKOVA , (2014). Zoning of Polymetallic Rare-earth and Rare-metal Deposits in the Ak-Tyuz Ore Field (Northern Tien Shan, Kyrgyzstan). Acta Geologica Sinica (English Edition), 88(supp. 2): 451-453.
Malawi
 
  • Zomba District
[Genthelvite] Lapis 29(1), 37-38 (2004)
Malaysia
 
  • Selangor
[Helvine] Moh, G. H. (1982): Applied experimental ore petrology. Neues Jahrbuch für Mineralogie, Abhandlungen 144, 291-342.
Mexico
 
  • Chihuahua
    • Mun. de Aquiles Serdán
[Danalite] Museum of Natural History London analysis
        • West Camp
          • Francisco Portillo
[Helvine] Panczner (1987):94-366.
Mongolia
 
  • Hovd Aimag (Khovd Aimag)
    • Altai Mts
[Genthelvite] P.M. Kartashov analytical data
        • Mount Ulyn Khuren
[Genthelvite] Kartashov P.M., Voloshin A.V., PakhomovskiiYa.A. On the zonal crystaline gadolinite from the alkaline granite pegmatites of Haldzan Buragtag (Mongolian Altai), - Zapiski VMO, 1993,N3,p. 65-79.
[Genthelvite] Econ Geol (1995) 90:530-547
Namibia
 
  • Otjozondjupa Region
    • Grootfontein District
      • Kombat
[Helvine] Dunn, P.J. (1991), Rare minerals of the Kombat Mine, Mineralogical Record: 22(6): 421-425.
Niger
 
  • Agadez Department
    • Aïr Region
      • South Aïr
[Genthelvite] Wolley, A.R. (2001): Alkaline Rocks and Carbonatites of the World: Africa.- The Geological Society, London
Nigeria
 
  • Plateau State
    • Jos Plateau
      • Younger ring complex
[Genthelvite] Am. Min. 44, 1294
Norway
 
  • Akershus
    • Bærum (Baerum)
[Helvine] Goldschmidt, V.M. (1911): Die Kontaktmetamorphose im Kristianiagebiet. Vitenskapsselskapets Skrifter. 1. Mat.Naturv. Klasse. (1911) No 1, Kristiania 1911. 483p., p.399
  • Buskerud
    • Drammen
[Helvine] Nordli, Ø. (1997): Ny E 134 Drammen- Nedre Eiker. Mineraler fra veiutbyggingen. STEIN 24 (3), 116-121
    • Lier
      • Lierskogen
[Helvine] Oftedal, I. & Sæbø, P.Chr. (1963): Contributions to the mineralogy of Norway No.18. Classification of some Norwegian members of the Helvine group. Norsk Geologisk Tidsskrift 43, 405-409
      • Sylling
[Helvine] Goldschmidt, V.M. (1911): Die Kontaktmetamorphose im Kristianiagebiet. Videnskapsselskapets Skrifter. 1.Mat.-Naturv. Klasse 1911. No 1. Kristiania. p 394-397
    • Modum
      • Åmot
[Helvine] Oftedal, I. & Sæbø, P.Chr. (1963): Contributions to the mineralogy of Norway No.18. Classification of some Norwegian members of the Helvine group. Norsk Geologisk Tidsskrift 43, 405-409
    • Øvre Eiker
      • Gunhildrud
[Danalite] Sunde, Ø., Selbekk, R.S., Friis, H. & Andersen, T. (2013): Bakstevalåsen, en unik Be-Sn-B pegmatitt. Norsk Bergverksmuseum Skrift 50, 43-48
[Genthelvite] Neumann, H. (1985): Norges Mineraler. Norges geologiske Undersøkelse Skrifter 68, p.238
  • Nordland
    • Meløy
      • Holandsfjord
[Helvine] Oftedal, I. (1950): En litiumførende granittpegmatitt i Nordland. Norsk Geologisk Tidsskrift 28, 234-237.
    • Rana
[Danalite] Grauch et al. (1994): Høgtuvaite, a new beryllian member of the aenigmatite group fom Norway, with x-ray data on aenigmatite. Canadian Mineralogist. 32: 439-448.
  • Oppland
    • Gran
[Helvine] Wiik, G. H.(2007): En helvin til i syenitten. STEIN 34 (4), 31
    • Lunner
      • Grua
        • Grua mining district
[Helvine] Oftedal, I. & Sæbø, P.Chr. (1963): Contributions to the mineralogy of Norway No.18. Classification of some Norwegian members of the Helvine group. Norsk Geologisk Tidsskrift 43, 405-409
      • Nordmarka
[Genthelvite] Raade, G. (2005): Gjerdingen-ekeritten, en unik mineralforekomst. Norsk Bergverksmuseum Skrift nr. 30, 2005, p 17.
  • Oslo
    • Grorud
      • Bånkall
[Helvine] Oftedal, I. & Sæbø,P. Chr. (1963): Contributions to the mineralogy of Norway,No.18. Classification of some members of the helvine group. Norsk Geologisk Tidsskrift. 43, 405-409; Kvamsdal, L.O. (1998): Mineralene fra Nordmarkitt og Grefsensyenitt i Oslofeltet. AS Merkur-Trykk, Oslo. 72p
  • Telemark
    • Drangedal
      • Tørdal
[Helvine] Raade, G. & Erambert, M. (1999): An intergrowth of scandiobabingtonite and cascandite from the Heftetjern granite pegmatite, Norway. Neues Jahrbuch für Mineralogie Monatshefte 1999 (12):545-550; Raade, G. & Kristiansen, R. (2000a): Mineralogy and geochemistry of the Heftetjern granite pegmatite, Tørdal: a progress report. Norsk Bergverksmuseum Skrifter. 17, 19-25
    • Porsgrunn
      • Bjørkedalen
[Helvine] Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
[Helvine] Knut Eldjarn
      • Langangen
[Helvine] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124 ; Am Min 68:5-6 pp 628-633
[Helvine] Raade, G., Åmli, R., Mladeck, H., Din. V. K., Larsen, A.O. & Åsheim, A. (1983): Chiavennite from syenite pegmatites in the Oslo Region, Norway. American Mineralogist. 68: 628-633
      • Langesundsfjorden
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
[Genthelvite] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
        • Siktesøya
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp
[Helvine] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
      • Mørje
        • Sagåsen
[Helvine] Andersen, F.,Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. MineralienWelt 7(4):21-100; Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
[Helvine] Larsen, A.O., Åsheim, A. and Gault, R. A. (2005): Minerals of the eudialyte group from the Sagåsen larvikite quarry, Porsgrunn, Norway. Norsk Bergverksmuseum Skrifter 30: 58-62
      • Rønningen (Skredderrønningen)
[Helvine] Burvald, Ingulv (1993): To forekomster av nefelin-syenitt-pegmatitt i Telemark. STEIN 20 (3), 176-179; Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
      • Slevolden
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
    • Skien
      • Fossum Iron Mines
[Helvine] Larsen, A.O. (1993): Fossum jernverk. STEIN 20 (2), 112-116
[Helvine] Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p; Larsen, K.E. & Nordrum, F.S. (2013): Noen funn av mineraler i Norge 2012-2013. Norsk Bergverksmuseum Skrift. 50, 111-117
  • Vestfold
    • Larvik
      • Brunlanes
[Helvine] Field collected and identified by Knut Eldjarn
      • Hedrum
        • Lågendalen
[Genthelvite] Oftedal, I. & Sæbø, P.Chr. (1963): Contributions to the mineralogy of Norway No.18. Classification of some Norwegian members of the Helvine group. Norsk Geologisk Tidsskrift 43, 405-409;Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
Knut Edvard Larsen collection # MM-1102
Peter Andresen collection & observation in field sept 2003
[Helvine] Andersen, F. (1993): Hedrum pukkverk i Lågendalen. STEIN 20 (4), 236-238
      • Langesundsfjorden
[Helvine] Brøgger, W.C. (1890): Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit-und Nephelinsyenite. Zeitschrift für Kristallographie und Mineralogie 16. 663 pp + 28 plates
        • Barkevik area
[Helvine] Field collected and identified by Knut Eldjarn
[Genthelvite] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
[Helvine] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
        • Stokkøya (Stokø; Stockö; Stocköe)
[Genthelvite] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
      • Malerød
[Helvine] Peter Andresen collection, 2015.
[Helvine] Andersen, F., Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. Mineralien-Welt 7(4), 21-100
      • Tjølling
        • Håkestad
[Helvine] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124; Nordrum, F.S. (2001): Noen funn av mineraler i Norge 2000-2001. STEIN 28 (2): 13- 19
        • Klåstad
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
[Helvine] Larsen, K.E. & Stensvold, B.K.(2015): Berylliummineraler og andre sjeldne mineraler i syenittpegmatitter i Skallist larvikittbrudd, Tjølling, Larvik, Vestfold. Norsk Mineralsymposium 2015, 47-56
        • Stålaker
[Helvine] Hansen,R.(1981). Mineralnotater. NAGS-nytt 8(4),18
      • Tvedalen
[Helvine] Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124; Nordrum, F.S. (2002): Nyfunn av mineraler i Norge 2001-2002. STEIN 29 (2): 4-10;
[Helvine] Knut Edvard Larsen collection # MM-6065
[Helvine] Personally collected by Peter Andresen in 2007.
[Helvine] Engvoldsen, T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
[Helvine] Peter Andresen collection, 2016.
[Helvine] Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26; Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
[Helvine] Andresen, P. (2013): Gedigent bly og andre spennende mineraler fra en unik pegmatitt i Tvedalen. Norsk Bergverksmuseum Skrifter. 50, 83-87
[Helvine] Knut Edvard larsen collection (MM-2580)
[Helvine] Kamphaug,E. (1987): Wikmanitt (sic!) fra Vevja-bruddet i Tvedalen. NAGS-nytt 14 (4),27. ; Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124
      • Tveidalsveien
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
    • Re
      • Ramnes
[Helvine] Andersen, F. & Berge, S. A. (1994): Himberg pukkverk, Ramnes, Vestfold. STEIN 21 (2), 96-102
    • Sande
      • Rien
[Helvine] Oftedal, I. & Sæbø, P.Chr. (1963): Contributions to the mineralogy of Norway No.18. Classification of some Norwegian members of the Helvine group. Norsk Geologisk Tidsskrift 43, 405-409
    • Sandefjord
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
[Helvine] Engvoldsen, T., Andersen, F., Berge, S. A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1):15-71
      • Vesterøya
[Helvine] Berge, S. A. & Andersen, F. (2002): Mineralforekomster i Sandefjordområdet. Bergverksmuseets Skrift 20, 50-59; Berge, S. A. (2013):Mineralene i Husebyyåsen feltspatbrudd, Vesterøya, Sandefjord. Norsk Bergverksmuseum Skrifter. 50, 93-99
[Helvine] Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Pakistan
 
  • Gilgit-Baltistan (Northern Areas)
    • Astor District (Astore District)
      • Astor valley (Astore valley)
[Helvine] Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut); Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut)
[Helvine] Dudley Blauwet et al. (2004), Pakistan: Minerals, Mountains & Majesty", Lapis International
    • Baltistan
      • Skardu District
[Genthelvite] Herb Obodda collection MIM Museum collection
  • Khyber Pakhtunkhwa (North-West Frontier Province)
    • Peshawar
      • Hameed Abad Kafoor Dheri
[Genthelvite] The Mineralogical Record, Volume 35 Number 3, p. 212; Martin Slama collection (SXRD- and EDS-analysed by Uwe Kolitsch; see http://www.mindat.org/forum.php?read,7,396901,397347#msg-397347)
Peru
 
  • Ancash Department
    • Bolognesi Province
[Helvine] Mineralogical Record 28, no. 4 (1997); Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.
Poland
 
  • Lower Silesia (Dolnośląskie)
    • Strzegom-Sobótka Massif
      • Świdnica District
[Helvine] Feldspat, ExtraLapis, 30 (2006)
[Helvine] Martens A. 1965: Pilinit und Helvin von Striegau. Der Aufschluss Jg 16, H. 12
Portugal
 
  • Guarda District
    • Almeida
      • Malpartida
[Helvine] Felix Garcia Garcia Mineral Collection
  • Vila Real District
    • Ribeira de Pena
      • Cerva
[Helvine] Nuno Afonso collection (XRD-analysed)
Romania
 
  • Maramureș Co.
    • Cavnic (Kapnic; Kapnik)
[Helvine] Szakáll: Minerals of Carpathian Reg., 2004
  • Suceava Co.
    • Suceava district
      • Iacobeni (Jakobeny; Jacobeny; Jakabfalva)
[Genthelvite] http://minerals-of-the-carpathians.eu
Russia
 
  • Eastern-Siberian Region
    • Sakha Republic (Yakutia)
[Genthelvite] [World of Stones 12:49]
    • Transbaikalia (Zabaykalye)
      • Chitinskaya Oblast'
[Helvine] P.M. Kartashov data
    • Tuva Republic
[Danalite] USGS Open File Report 2005-1252 p120
      • Sangilen Upland
[Genthelvite] Kapustin, Y. L., & Bykova, A. V. (1965). First find of hiortdahlite in the USSR. Doklady Akad. Nauk SSSR, 161, 121-124.
[Helvine] Kuznetsova, L. G. (2009). Uncommon rare-elements spectrum and geochemical evolution of the Tastyg spodumene granitoids (South Siberia, Russia). Estudos Geol, 19(2), 150-155.; USGS Open File Report 2005-1252 p87
  • Far-Eastern Region
    • Magadanskaya Oblast'
      • Kolyma River Basin
        • Ducat District
          • Omsukchan
            • Ducat ore field
[Helvine] Filimonova, L.G., and Chugaev, A.V. (2006): Geology of Ore Deposits 48(6), 489-498.
  • Northern Region
    • Karelia Republic
      • Ladoga Region
[Genthelvite] Ivashchenko, V. I., & Lavrov, О. В. (2006) Ore Deposits and Occurrences in the North Ladoga Region, Southwest Karelia. in Ore Deposits And Occurrences In The North Ladoga Region, Southwest Karelia Field Trip Guidebook. Understanding the genesis of ore deposits to meet the demands of the 21st century 12th Quadrennial IAGOD Symposium 2006. Moscow. P.41-64.
[Danalite] No reference listed
    • Murmanskaya Oblast'
      • Keivy Mountains
        • Western Keivy Massif
[Genthelvite] Pavel M. Kartashov data
      • Khibiny Massif
[Tugtupite] World of Stones 95:5-6, p64; Men'shikov, Y.P., et al (2006), American Mineralogist: 91: 922-928.; Yakovenchik, V.N., Ivaniuk, G.Yu., Pakhomovsky, Ya.A., Selivanova, E.A., Men'shikov, Yu.P., Korchak, J.A., Krivovichev, S.V., Spiridonova, D.V., Zalkind, O.A. (2010): Punkaruaivite, Li{Ti2(OH)2[Si4O11(OH)]}•H2O, a new mineral species from hydrothermalites of Khibiny and Lovozero alkaline massifs (Kola Peninsula, Russia). Canadian Mineralogist, 48, 41-50.
[Tugtupite] Men'shikov, Y.P., Krivovichev, S.V., Pakhomovsky, Y.A., Yakovenchuk, V.N., Ivanyuk, G.Y., Mikhailova, J.A., Armbruster, T., and Selivanova, E.A. (2006): Chivruaiite, Ca4(Ti,Nb)5[(Si6O17)2|(OH,O)5]·13-–14H2O, a new mineral from hydrothermal veins of Khibiny and Lovozero alkaline massifs. American Mineralogist 91, 922-928.
      • Lovozero Massif
        • Alluaiv Mt
          • Umbozero mine (Umbozerskii mine; Umba Mine)
[Tugtupite] Lapis, 4/97, Ivanjuk et al.
[Tugtupite]
[Tugtupite] [World of Stones 95:5-6, p64]
[Tugtupite] Yakovenchuk, V. N., Ivanyuk, G. Y., Krivovichev, S. V., Pakhomovsky, Y. A., Selivanova, E. A., Korchak, J. A., ... & Zalkind, O. A. (2011). Eliseevite, Na1. 5Li [Ti2Si4O12. 5 (OH) 1.5]∙ 2H2O, a new microporous titanosilicate from the Lovozero alkaline massif (Kola Peninsula, Russia). American Mineralogist, 96(10), 1624-1629.
[Tugtupite] Ermolaeva, V.N., Pekov, I.V., Chukanov, N.V., Zadov, A.E. (2007): Geology of Ore Deposits 49(8), 758-775.
[Genthelvite] [World of Stones 95:5-6, p64]
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
        • Ilmen Mts
          • Ilmen Natural Reserve
            • Lake Ishkul'
[Danalite] Am. Min. 90:1402-1412 (2005)
Somalia
 
  • Hiraan Region
[Danalite] Nimis, P., Molin, G., Visonà, D. (1996) Crystal chemistry of danalite from Daba Shabeli Complex (N Somalia). Mineralogical Magazine 60:2, 375-378.
South Africa
 
  • North West Province
    • Bojanala Platinum District
      • Western Bushveld Complex
        • Pilanesberg Alkaline Complex
[Helvine] Minerals of South Africa
Spain
 
  • Madrid
[Helvine] Garcia-Guinea, J., Correcher, V., Quejido, A., LaIglesia, A., & Can, N. (2005). The role of rare earth elements and Mn 2+ point defects on the luminescence of bavenite. Talanta, 65(1), 54-61.
[Helvine] Garcia G., Gonzalez C., Bueno A. (2004) - Cadalso de los Vidrios (Madrid), Bocamina, n° 14, pp: 12-46.
[Helvine] Tanago, J. G., Lozano, P. L., Larios, A. , La Iglesia, A. (2012) Stokesite crystals from La Cabrera, Madrid, Spain. Mineralogical Record 43:499-508
Sweden
 
  • Södermanland
    • Haninge
      • Utö
        • Utö Mines
[Helvine] Nysten, P. (1996): Paragenetic setting and crystal chemistry of milarites from Proterozoic granitic pegmatites in Sweden. Neues Jahrbuch für Mineralogie, Monatshefte 1996, 564-576.
    • Nynäshamn
[Danalite] Otter, B. (1990). Nye mineral från Stora Vika. Stuffen (Medlemsblad för Södertörn Amatörgeologiska Sällskap). Nr 40 (Mar. 1990), 13
  • Värmland
    • Filipstad
[Helvine] Damman, A.H. & Lustenhouwer, W.J. (1992): Manganese-rich Calcic Amphiboles of the Tremolite-Ferro-Actinolite Series. Mineralogical Magazine. 56: 391-398
[Helvine] Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183. ; K:Gatedal
      • Persberg district
        • Pajsberg
[Helvine] Gustafsson, L. & Langhof, J.(1998): Helvit från Harstigen. Långbansnytt. vol 12 [reprinted in: Långbansnytt. De första 20 åren 1983-2003. Långbansällskapet - Skrifter och rapporter. 2, 71]; Gatedal, K. (2001): Helvit från Harstigen. Långbansnytt. vol 14 [reprinted in: Långbansnytt. De första 20 åren 1983-2003. Långbansällskapet - Skrifter och rapporter. 2, 70]
  • Västmanland
    • Lindesberg
[Danalite] Kjell Gatedal
[Helvine]
[Helvine] No reference listed
[Helvine] Kjell Gatedal Photo (7775)
    • Ljusnarsberg
[Danalite] Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols
[Danalite] Nysten,P. & Gustafsson, L.(2006): I jakt på sällsynta mineral. Geologiskt forum nr 49, 22-25
[Danalite] Econ Geol (1992) 87:1624-1634
Switzerland
 
  • Grischun (Grisons; Graubünden)
    • Bregaglia Valley (Bergell)
      • Forno Valley
[Helvine] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 212.
[Helvine] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 212.
  • Wallis (Valais)
    • Binn Valley
      • Chummibort
[Genthelvite] Cuchet, S., Crumbach, M. and van der Burgt, A. (2014): Das Binntal enthüllt ein grosses Geheimnis. Schweizer Strahler 48 (2), 2-55 (in German and French)
UK
 
  • England
    • Cornwall
      • Altarnun
[Genthelvite] Kingsbury, A.W.G. (1961) Beryllium Minerals in Cornwall and Devon: Helvine, Genthelvite, and Danalite. Mineralogical Magazine, vol. 32, n° 255, 921-940.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177 (referring to Kingsbury); Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications (referring to Kingsbury)
      • Lanivet
[Helvine] Kingsbury, A.W.G. (1961) Beryllium Minerals in Cornwall and Devon: Helvine, Genthelvite, and Danalite. Mineralogical Magazine, vol. 32, n° 255, 921-940.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177 (referring to Kingsbury); Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications (referring to Kingsbury)
[Danalite] Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols
[Helvine] [Specimen in the Natural History Museum, London]; Kingsbury, A.W.G. (1961) Beryllium Minerals in Cornwall and Devon: Helvine, Genthelvite, and Danalite. Mineralogical Magazine, vol. 32, n° 255, 921-940.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177 (referring to Kingsbury); Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications (referring to Kingsbury)
      • Lostwithiel
[Danalite] Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
      • Mylor
[Danalite] (Ryback et al. 1998, 2001)
      • Redruth
        • Tarewaste
[Danalite] Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
      • St Just
        • Botallack
          • Botallack Mine
[Helvine] Kingsbury, A.W.G. (1961) Beryllium minerals in Cornwall and Devon: helvine, genthelvite and danalite. Mineralogical Magazine, 32, 921-940.
          • Cliff outcrops
[Danalite] Golley, P. & Williams, R. (1995): Cornish Mineral Reference Manual. Endsleigh Publications (Truro), 104 pp.
        • Trewellard
[Helvine] Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
    • Devon
      • West Devon
        • Okehampton Hamlets
[Helvine] Kingsbury, A.W.G. (1961) Beryllium Minerals in Cornwall and Devon: Helvine, Genthelvite, and Danalite. Mineralogical Magazine, vol. 32, n° 255, 921-940.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177 (referring to Kingsbury); http://johnblanchard.net/index.php/some-sites/226-meldon-aplite-quarry-sssi
  • Northern Ireland
    • Co. Down
      • Mourne Mts
        • Newcastle
[Danalite] Green, D.I., Bell, R. & Moreton, S. (2005) UK J. Mines & Minerals, No. 25, p.25-30.
  • Scotland
    • Highland
[Genthelvite] [Specimen in the Natural History Museum, London]; Morgan, W.C. (1967) Genthelvite and Bertrandite from the Cairngorm Mountains, Scotland. Mineralogical Magazine, vol. 3, n° 277, 60-63.; Clark, A.M. and Fejer, E.E. (1976) Zoned Genthelvite from the Cairngorm Mountains, Scotland. Mineralogical Magazine, vol. 40, n° 314, 637-639.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177. (referring to Morgan and Clark)
Ukraine
 
  • Zhytomyr Oblast' (Zhitomir Oblast')
[Genthelvite] Bailey, J. C: Formation of cryolite and other aluminofluorides: A petrologic review. Bull. geol. Soc. Denmark, vol. 29, pp. 1-45. Copenhagen, June 10th, 1980.; Nechaev, S.V. & Pastukhov, V.G. 2003: Links between the Proterozoic anorthosite-rapakivi granite plutons and ore-forming events in the Ukrainian Shield (ores of titanium, uranium, rare metals and gold). Norges geologiske undersøkelse Special Publication 9, 27-33; Nechaev S & Pastukhov V (2001) Links between the Proterozoic anorthosite-rapakivigranite plutons and ore-forming events in the Ukrainian Shield (ores of titanium, uranium, rare metal and gold). in Abstracts – GEODE field workshop 8-12th July 2001 on ilmenite deposits in the Rogaland anorthosite province, S. Norway.
USA
 
  • Alaska
    • Nome Borough
      • Port Clarence District
[Helvine] U.S. Geological Survey, 2008, Alaska Resource Data File (ARDF): U.S. Geological Survey Open-File Report 2008-1225.
  • Arizona
    • Cochise Co.
      • Dragoon Mts
        • Middle Pass District
          • Cochise Stronghold
[Helvine] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 245; Warner, L.A., et al (1959), Occurrence of non-pegmatite beryllium in the US, USGS PP 318; Meeves, H.C. (1966), Nonpegmatite beryllium occurrences in AZ, CO, NM, UT and four adjacent states, US Bur. of ines Rept. Inv. 6828.
          • Gordon Camp
[Helvine] Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 69 (Table 4); Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 245; Trischka, C., et al (1929), Diatomite in Arizona, Engr. Mining Jour.: 127: 13-14; Meeves, H.C. (1966), Nonpegmatite beryllium occurrences in AZ, CO, NM, UT and four adjacent states, US Bur. Mines Rept. Inv. 6828: 56..
[Helvine] Rolf Luetcke
[Helvine] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 245.
    • Yavapai Co.
      • Black Hills (Black Hill Range)
        • Verde District
[Danalite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 198.
  • Arkansas
[Helvine] Howard, 1987. Mineral Species of Arkansas, addenda
      • Little Rock
[Helvine] Rocks and Minerals, (1989) 64:314-322
[Helvine] Henry Barwood - unpublished (2010)
  • California
    • San Diego Co.
      • Jacumba Mts
        • Jacumba District
          • Jacumba
            • Tule Mountain (Mount Tule; Tulley Mountain)
[Helvine] Mineralogical Record 33(5):363-407
      • Pala District
        • Pala
          • Hiriart Mountain (Hariat Mtn; Harriot Mtn; Heriart Mtn; Heriot Mtn; Hiriat Hill)
[Helvine] Jahns, Richard Henry & Lauren A. Wright (1951), Gem and lithium bearing pegmatites of the Pala district, San Diego County, California: California Division Mines Special Report 7-A: 31, 38.
[Helvine] Jahns, Richard Henry & Wright, Lauren A. (1951), Gem and lithium-bearing pegmatites of the Pala district, San Diego County, California. California Division of Mines Special Report 7-A: p. 31.
[Helvine] Jahns, Richard Henry & Lauren A. Wright (1951), Gem and lithium bearing pegmatites of the Pala district, San Diego County, California: California Division Mines Special Report 7-A: 31, 38; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 215; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 368.
      • Rincon District
        • Rincon
          • Rincon Mountain
[Helvine] Murdoch, Joseph (1946), Progress on revision of Bulletin 113 “Minerals of California,” with notes on some new mineral occurrences: California Division Mines Report 42: 198; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 215; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 368.; Jesse Fisher (2011) Mines and Minerals of the Southern California Pegmatite Province. Rocks & Minerals 86:14-34.
  • Colorado
    • Dolores Co.
      • Rico District (Pioneer District)
        • Silver Creek
[Helvine] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
    • El Paso Co.
[Danalite] Minerals of Colorado (1997) Eckel, E. B.
[Genthelvite] Pearl, 1958. Colorado Gem Trails & Mineral Guide
[Genthelvite] Minerals of Colorado (1997) Eckel, E. B.
[Genthelvite] Minerals of Colorado (1997) Eckel, E. B.
      • Crystal Park
[Genthelvite] Minerals of Colorado (1997) Eckel, E. B.
[Danalite] Rocks & Minerals (Sept. 2001)
[Genthelvite] Minerals of Colorado (1997) Eckel, E. B.
    • Gunnison Co.
      • Quartz Creek Pegmatite District
[Helvine] Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 26 (Table A-1).
    • Park Co.
      • Alma District
        • Mount Bross
[Helvine] Min News 20:9 pp1,3,10,11
    • San Juan Co.
      • Eureka District
        • Gladstone
          • Bonita Peak
[Helvine] Rocks & Min.: 63: 366-384.
    • Teller Co.
      • Crystal Peak
[Genthelvite] Joseph Dorris (2011) Mineral News, 27, #8, 8.
  • Connecticut
    • Fairfield Co.
      • Stratford
[Helvine] Henderson, William A., Jr., Charles Weber and Marcelle Weber. (circa 1970), An Alpine Vein Deposit in Stratford, Conn. unpublished manuscript.; Henderson, William A., Jr., Charles Weber and Marcelle Weber. (circa 1970), Helvite from Stratford, Conn. unpublished manuscript.
  • Idaho
    • Boise Co.
[Helvine] R&M 70:4 pp 242-263
[Helvine] W.C. van Laer: the Sawtooth batholith, mindat 2009
[Helvine] WC van Laer, 2009
[Helvine] Wm. C. van Laer.
    • Custer Co.
[Helvine] R&M 70:4 pp 242-263
    • Elmore Co.
      • Glens Peak area
[Helvine] WC van Laer, 2009
[Helvine] R&M 70:4 pp 242-263
[Helvine] Rocks & Min. 70:246
  • Massachusetts
    • Essex Co.
[Danalite] Palache, C. (1907): Phenakite as an Alteration Product of Danalite From Gloucester, Mass. (American Journal of Science 24:252-255); Yale Peabody Museum no. 3290.
[Danalite] P Cristofono collection, 2009
[Danalite] Sears, John Henry (1905): The Physical Geography, Geology, Mineralogy and Paleontology of Essex County
[Danalite] P. Cristofono collection
[Danalite] Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols; Yale Peabody Museum no. 777; Sears, J. H.(1905): The Physical Geography, Geology, Mineralogy and Paleontology of Essex County.
[Danalite]
[Danalite] McKinstry, H. E. (1921): The Minerals of Rockport, Massachusetts (American Mineralogist 6:56-60).
  • Montana
    • Silver Bow Co.
      • Boulder Mountains Area
[Helvine] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
      • Butte District (Summit Valley District)
        • Walkerville
[Helvine] Rocks & Min.: 16: 244.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
[Helvine] Rocks & Min.: 16: 244, 247.
[Helvine] Rocks & Min.: 16: 244.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 40:627-636
[Helvine] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
[Helvine] Rocks & Min.: 16: 244.; Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 4O:627-636
  • Nevada
    • Clark Co.
[Helvine] NBMG Spec. Pub. 31 Minerals of Nevada
[Helvine] NBMG Spec. Pub. 31 Minerals of Nevada
  • New Hampshire
    • Carroll Co.
      • Albany
[Danalite] Rocks & Minerals 80:4 pp242-261; Rocks and Minerals, (1990) 65:286-296
[Danalite] No reference listed
        • SSW of Blackberry Crossing
          • Blue Mountain
[Danalite] Rocks & Minerals 80:4 pp242-261; Rocks & Min. July-Aug 2005
      • Bartlett
[Danalite] Yuzhou Li (1990): Geology and Prospecting 26(6), 29-35; Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 40:627-636; Barton, W. & C. E. Goldsmith (1968) New England Beryllium investigations. US Bureau Mines RI 7070
      • Hale's Location
[Danalite] Rocks and Minerals, (1990) 65:286-296
      • Jackson
[Danalite] Art Smith (2001) Mineral News, 17, #3, 1-7.; USGS Bull 1312D
      • Madison
[Danalite] Rocks & Min 80:245; USGS Bull 1312D
    • Grafton Co.
      • Bethlehem
[Danalite] Rocks & Minerals Vol.65 No.4; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
  • New Jersey
    • Sussex Co.
      • Franklin mining district
        • Franklin
[Genthelvite] Cianciulli, J. (2005): Genthelvite from the Franklin Mine. Mineral News, 21, 10-11
[Genthelvite] Essene, E.J. & Peacor, D.R.: Petedunnite...: Am. Min.:72:157-166 (1987); Dunn(1995):Pt3:369.
[Genthelvite] www.franklinmineralmuseum.com
        • Ogdensburg
          • Sterling Hill
[Genthelvite] Leavens, P. B., Zullo, J., & Verbeek, E. (2009). A complex, genthelvite-bearing skarn from the Passaic pit, Sterling Hill mine, Ogdensburg, New Jersey. Axis, 5, 26.; John Cianciulli, Curator, Franklin Mineral Museum; Mr. Mark Boyer
  • New Mexico
    • Grant Co.
      • Bound Ranch District
[Helvine] NMBMMR Bull 87 Mineral and Water Resources of New Mexico
[Helvine] Minerals of New Mexico 3rd ed.
        • Grand View Camp
[Helvine] Minerals of New Mexico 3rd ed.; Weissenborn, A.E. (1948): A new occurrence of helvite. Am. Mineral. 33, 648-649. [http://www.minsocam.org/ammin/AM33/AM33_648.pdf]; Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 40, 627-636.
    • Luna Co.
[Danalite] http://geoinfo.nmt.edu/staff/dunbar/abstract/dm99.html. Virginia T. McLemore, Nelia Dunbar, Matt T. Heizler, Kelly Donahue (2000): Geology and mineral deposits of the Victorio mining district, Luna County , New Mexico- Preliominary observations, New Mexico Geologic Society Guidebook, 51st field Conference, Southwest passage – A trip through the Phanerozoic, pp267-278
[Helvine] Minerals of New Mexico 3rd ed.
        • Mine Hill
[Helvine] NMBGMR Open-file Report OF-459
[Helvine] USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad
[Helvine] Min Rec 20:1 p57
    • Sierra Co.
[Danalite] Minerals of New Mexico 3rd ed.; USGS Bull 945C
        • Discovery Gulch
[Helvine] USGS Bull 945C
[Helvine] USGS Bull 945C
[Helvine] USGS Bull 945C
[Helvine] USGS Bull 945C
    • Socorro Co.
      • Iron Mountain No. 2 District
[Helvine] USGS Bull 945C
    • Taos Co.
[Danalite] Northrop, Minerals of New Mexico, 3rd Rev. Ed., 1996
[Danalite] Minerals of New Mexico 3rd ed.
  • North Carolina
    • Cleveland Co.
      • Kings Mountain District
[Helvine] Rocks and Minerals, (1985) 60:76-82
  • Rhode Island
    • Providence Co.
[Genthelvite] personal identification
[Danalite] Miller, C. E. (1971) Rhode Island Minerals and their Localities, O. D. Hermes, Ed., University of Rhode Island, Kingston; Rocks & Minerals (1986): 61: 286-289
[Genthelvite] personal identification by Fred Schuster.
[Genthelvite] Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 4O:627-636
  • Texas
    • Hudspeth Co.
      • Quitman Mts
[Helvine] R&M 66:3 pp 196-224
  • Utah
[Helvine] AmMin 47:395
      • Mineral Mts (Mineral Range)
        • Granite and North Granite Districts
[Helvine] UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Star Range
        • Star and North Star Districts
[Helvine] Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 40:627-636
    • Piute Co.
      • Tushar Mts
        • Cottonwood Creek
          • Mount Baldy District
[Helvine] In the collection of Brent Thorne. Acquired from Jason Smith.
  • Virginia
    • Amelia Co.
      • Amelia (Amelia Court House)
[Helvine] Rocks & Min.: 60: 165.; Am Min 53:2110; Pegau, A. A. (1932). Pegmatite deposits of Virginia. Virginia Geological Survey Bulletin No. 33.; Lumpkin, G. R. (1998). Rare-element mineralogy and internal evolution of the Rutherford# 2 Pegmatite, Amelia County, Virginia; a classic locality revisited. The Canadian Mineralogist, 36(2), 339-353.
      • Winterham
[Helvine] Rocks & Min.: 8:143-144.
    • Amherst Co.
[Helvine] Minerals of Virginia, 1990 by R. V. Dietrich
    • Hanover Co.
[Helvine] Minerals of Virginia, 1990 by R. V. Dietrich
  • Washington
    • Okanogan Co.
      • Golden Horn Batholith
[Genthelvite] Saul Krotki field trip. Species verified, Cannon Microprobe, EDS spectral analysis, Novermber 2008.; Saul Krotki Collection and data
  • Wisconsin
    • Florence Co.
      • Fern
        • Pine River pegmatites
[Helvine] Falster, A. , W.B. Simmons & P.B. Moore (1996) The mineralogy and geochemistry of the Animikie Red Ace pegmatite in Florence County, Wisconsin: Recent Research Developments in Mineralogy: 1: 7-67.
Zambia
 
  • Lusaka Province
    • Lusaka
[Genthelvite] Maria Boni, Rosario Terracciano, Giuseppina Balassone, Sarah A. Gleeson und Alexander Matthews (2011): The carbonate-hosted willemite prospects of the Zambezi Metamorphic Belt (Zambia). Mineralium Deposita 46, 707-729.
[Genthelvite] Maria Boni, Rosario Terracciano, Giuseppina Balassone, Sarah A. Gleeson und Alexander Matthews (2011): The carbonate-hosted willemite prospects of the Zambezi Metamorphic Belt (Zambia). Mineralium Deposita 46, 707-729.
Zimbabwe
 
  • Harare
[Helvine] Mineralogical Magazine 1959 32 : 87-89
Mineral and/or Locality  
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