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Amazonite

Big Photo

Pikes Peak, Teller Co., Colorado, USA
© J.Ralph

Show Amazonite Photos (240)
A variety of Microcline

A green to blue-green variety of Microcline.

The colour is caused by an elevated content of Pb (see list of references).

Classification of Amazonite

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Other Names for Amazonite

Synonyms:
Amazon JadeAmazon Stone
Other Languages:
Dutch:Amazoniet
Estonian:Amasoniit
French:Amazonite
German:Amazonit
Hebrew:אמאזוניט
Lithuanian:Amazonitas
Polish:Amazonit
Portuguese:Amazonita
Russian:Амазонит
Spanish:Amazonita
Swedish:Amazonsten
Thai:แอมะซอไนต์
Ukrainian:Амазоніт

Other Information

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

References for Amazonite

Reference List:Arnaudov, V.; Pavlova, M.; Petrusenko, Sv. (1967): Lead content in certain amazonites. Izvestiya na Geologicheskiya Institut, Bulgarska Akademiya na Naukite 16, 41-44 (in Bulgarian).

Plyusnin, G. S. (1969): Color of amazonites. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 98, 3-17 (in Russian).

Cech, F., Misar, Z., Povondra, P. (1971): Green lead-containing orthoclase. Tschermaks Mineralogische und Petrographische Mitteilungen 15, 213-231.

Foord, E. E. & Martin, R. F. (1979): Amazonite from the Pikes Peak batholith. Mineralogical Record 10, 373-380; 382-384.

Platonov, A. N., Tarashchan, A. N. & Taran, M. N. (1984): Color centers in amazonites. Mineralogicheskii Zhurnal 6, 3-16 (in Russian).

Hofmeister, A. M. & Rossman, G. R. (1985): A spectroscopic study of irradiation coloring of amazonite: structurally hydrous, lead-bearing feldspar. American Mineralogist, 70, 794-804.

Stevenson, R. K. & Martin, R. F. (1986): Implications of the presence of amazonite in the Broken Hill and Geco metamorphosed sulfide deposits. Canadian Mineralogist 24, 729-745.

Petrov, I., Mineeva, R. M., Bershov, L. V., Agel, A. (1993): EPR of lead-lead mixed valence pairs in amazonite-type microcline. American Mineralogist 78, 500-510.

Julg, A. (1998): A theoretical study of the absorption spectra of Pb+ and Pb3+ in site K+ of microcline: application to the color of amazonite. Physics and Chemistry of Minerals 25, 229-233.

Murakami, H., Takashima, I., Nishida, N., Shimoda, S., Matsubara, S. (2000): Solubility and behavior of lead in green orthoclase (amazonite) from Broken Hill, New South Wales, Australia. Ganko 95, 71-84.

Internet Links for Amazonite

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    Localities for Amazonite

    Hide Locality List
    The 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.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Australia
     
    • New South Wales
      • Yancowinna Co.
        • Broken Hill
    		Girdauskas Minerals specimen, via Eugene Carmichael collection, allegedly Pb-rich, associated with spessartine.
    • Northern Territory
      • Harts Ranges (Hartz Ranges)
    		NT MInes + personal collecting
    Austria
     
    • Carinthia
      • Koralpe Mts
        • St Vinzenz
    		R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    • Styria
      • Packalpe Mts
        • Pack
    		Aufschluss 1972(SB), 38-41
    Brazil
     
    • Northeast Region
      • Rio Grande do Norte
        • Tenente Ananias
    		http://minerals.gps.caltech.edu/Brazil/icapui_to_mines/Mines/index.htm
    • Southeast Region
      • Minas Gerais
        • Eastern Brazilian Pegmatite Province
          • Nova Era Pegmatite District
            • Ferros
            • Santa Maria de Itabira
    		[www.johnbetts-fineminerals.com]
    Burma (Myanmar)
     
    • Mandalay Division
      • Sagaing District
        • Mogok
    		American Mineralogist (2008) 93:1545-1549
    Canada
     
    • Northwest Territories
      • O'Grady Lake area
    		CanRockhound v.3, n.1
    • Ontario
      • Hastings Co.
        • Bancroft District
          • Monteagle Township
            • Hybla
    		No reference listed
    No reference listed
    Ref.: Geological Survey of Canada Miscellaneous Report 39.
    Ref.: Geological Survey of Canada Miscellaneous Report 39.
    Geological Survey of Canada Miscellaneous Report 39
    GSC misc. report 39
      • Nipissing District
        • Mattawan Township
          • Mattawan
    		Geological Survey of Canada Paper 70-50.
      • Renfrew Co.
        • Eganville
    		Geological Survey of Canada Paper 70-50
        • Lyndoch Township
          • Quadeville
    		Rocks and Minerals For The Collector: Ottawa to Northbay, Ontario; Hull to Waltham
      • Thunder Bay District
        • Manitouwadge
    		Stevenson, R.K. and Martin, R.F. (1986) Implications of the presence of amazonite in the Broken Hill and Geco metamorphosed sulfide deposits. Canadian Mineralogist: 24: 729-745.
    • Québec
      • Gatineau Co.
        • Wakefield Township
      • Papineau Co.
        • Portland Township
          • St-Pierre-de-Wakefield
    		No reference listed
    China
     
    • Inner Mongolia Autonomous Region
      • Ulaan Chab (Wulanchabu) League
        • Jining District
    		http://www.smartminerals.com/cina2004/art_China_localities.htm
    • Xinjiang (Xinjiang-Uygur) Autonomous Region
      • Yili Hasake (Ili Kazakh) Autonomous Prefecture
        • Aletai (Altay) Prefecture
          • Aletai (Altay) Co.
    		Bin Chen and Borming Jahn (2002): Geological Magazine 139, 1-13.
          • Fuyun Co.
            • Koktokay (Keketuohai) Pegmatite field
              • Altay Mine
    		http://www.smartminerals.com/cina2004/art_China_localities.htm
    Czech Republic
     
    • Moravia (Mähren; Maehren)
      • Olomouc Region
        • Šumperk (Mährisch Schönberg)
          • Ruda nad Moravou
    		Burkart E.(1953):Moravské nerosty a jejich literatura.Nakl.ČSAV,Praha
      • Vysočina Region
        • Třebíč
    		Škoda, R., Novák, M., Houzar, S.: Granitické NYF pegmatity třebíčského plutonu. Acta Musei Moraviae, Scientiae geologicae, 2006, roč. 91, s. 129 - 176.
    Škoda, R., Novák, M., Houzar, S.: Granitické NYF pegmatity třebíčského plutonu. Acta Musei Moraviae, Scientiae geologicae, 2006, roč. 91, s. 129 - 176.
    Egypt
     
    • Red Sea Governorate
      • Eastern Desert
        • Marsa Alam
    		Helba, H., Trumbull, R.B., Morteani, G., Khalil, S.O., and Arslan, A. (1997): Mineralium Deposita 32, 164-179.
    Ethiopia
     
    • Sidamo-Borana Province
    		Kaiser Mineralien specimens
      • Negele area
    		Robert Lavinsky specimens
    France
     
    • Corsica
      • Haute-Corse
        • Corte
          • Vivario
    		"Les minéraux, leurs gisements, leurs associations", P. Bariand, F. Cesbron et J. Geffroy (1977), Editions Minéraux et Fossiles, BRGM
    Germany
     
    • Saxony
    		H. Vollstädt, R. Baumgärtel: "Einheimische Edelsteine", 2nd. ed., Steinkopff (Dresden), 1977
    Japan
     
    • Honshu Island
      • Chubu region
        • Nagano prefecture
    		Ryoichi SADANAGA and Michiaki BUNNO (1974) THE WAKABAYASHI MINERAL COLLECTION Bulletin No. 7 The University Museum, The University of Tokyo
    Madagascar
     
    • Antananarivo Province
      • Analamanga Region
        • Ankazobe Pegmatite Field
          • Ankazobe Department
    		Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
      • Itasy Region
        • Soavinandriana Department
          • Masindray Commune
            • Mandevontena
    		Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871.
      • Vakinankaratra Region (Betafo - Antsirabé region)
        • Antsirabé 2 Department
          • Sahanivotry Commune
    		Besaire,H. (1966): Gites mineraux de Madagascar. Ann.Geol.Mad. XXXIV, p.71
        • Betafo Department
          • Ambohimanambola Commune
            • Mount Ikaka
    		Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
    De Vito et al (2006), Canadian Mineralogist: 44: 87-103.
    Behier, J. (1963): Carte minéralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
          • Andrembesoa Commune
        • Sahatany Pegmatite Field (Mt Bity (Ibity) area)
          • Sahatany Valley
    		Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, p.1-39
    Ranorosoa, N. (1986): Etude mineralogique des pegmatites du champ de la Sahatany, Madagascar. These de Doctorat de l`Universite Paul Sabatier, Toulouse
    Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, p.1-39
    Rakotoarison, W: Les pegmatites de la Sahatany, Madagascar. Archive du Service Geologique Madagascar A.1983. 1-39
    Lacroix, A. (1912): Sur quelques minéraux des pegmatites du Vakinankaratra (Madagascar). Bulletin de la Société française de Minéralogie, Paris 35 , 76-78
    Ranorosoa N (1986): Etude mineralogique des pegmatites du champ de la Sahatany, Madagascar. These de Doctorat de l`Universite Paul Sabatier, Toulose
    Ranorosoa, N. (1986): Etude mineralogique des pegmatites du champ de la Sahatany, Madagascar. These de Doctorat de l`Universite Paul Sabatier, Toulouse
    • Fianarantsoa Province
      • Amoron'i Mania Region
        • Ambatofinandrahana Department
    		Pezzotta, F. & Simmons, W.B.: Field Course on the Rare Element Pegmatites of Madagascar.Technical Handbook and Field Trip guidebook. June 11-22,2001
        • Ampandramaika-Malakialina Pegmatite Field
          • Ambatofinandrahana Departement
            • Mandrosonoro area
              • Ambatovita
    		Laurs, B. L. et al. (2003): Pezzottaite from Ambatovita, Madagaascar: A new Gem mineral. Gems & Gemology 39 (4): 284-301
    • Mahajanga (Majunga) Province
      • Betsiboka Region
        • Tsaratanàna Department
          • Andriamena Commune
    		Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
    • Tuléar (Toliara) Province
      • Anosy (Fort Dauphin) Region
        • Amboasary Department
          • Tranomaro Commune
    		http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Anjahamiary.pdf/ Pezzotta, F.(2004): Der Pegmatit von Anjahamiary bei Fort Dauphin, Madagaskar. LAPIS 29 (2): 24-28
    Mozambique
     
    • Zambezia Province
      • Alto Ligonha District
    		[www.johnbetts-fineminerals.com]
    Namibia
     
    • Erongo Region
      • Swakopmund District
        • Swakopmund
    		http://www.prodg.cc/johnston/spitzkoppe.htm
    North Korea
     
    • Kangwon Province
      • Tongchon-gun
        • Imnam-myon
    		Sanbonsugi, M. (1943) Miscellaneous Reports, Geological Survey of Korea, no. 12.
    • South Hwanghae Province
      • Pyongsan-gun
        • Chogam-myon
          • Onjong-ni
    		Kondo, C. (1940) Jour. Min. Soc. Korea, 23, 11.
    Norway
     
    • Aust-Agder
      • Evje og Hornnes
        • Landsverk
    T.T. Garmo (1974, pers. com.); Neumann (1985, p. 103).
    • Buskerud
      • Øvre Eiker
        • Gunhildrud
    		Hurum, J. H; Jahren, J.; Berg, H.-J. & Bjerkgaard, T. (1997): En eksotisk pegmatitt i kambrosiluren ved Eikeren, Buskerud. STEIN 24 (3), 125-128
    • Nordland
      • Sørfold
    		Ellingsen, H.V., Haugen, A., Raade, G., Eldjarn, K. & Berg, H.-J., (1995): Sjeldne mineraler i en amazonittpegmatitt ved Tennvatn i Nordland. Norsk Bergverksmuseums Skriftserie 9, 35-37
      • Tysfjord
    		No reference listed
    • Telemark
      • Drangedal
        • Tørdal
    		Bergstøl, S. & Juve, G. (1988). Scandian ixiolite, pyrochlore and bazzite in granite pegmatite in Tørdal, Telemark, Norway. Mineralogy and Petrology, 38:229-243
    Knut Edvard Larsen observation on site august 2007
    Portugal
     
    • Viana do Castelo District
      • Valença do Minho
        • Sanfins
    		Pedro Alves collection
        • Taião
    		personal find
    Russia
     
    • Eastern-Siberian Region
      • Transbaikalia (Zabaykalye)
        • Chitinskaya Oblast'
          • Krasny Chikoy
            • Malkhan pegmatite field (Malchan)
    		[MinRec 32:44]
    http://www.minsocam.org/MSA/Special/Pig/PIGarticles/Zaraisky.html (Previously published in: Mineral Deposits: Research and Exploration Where do They Meet? Proceedings of the Fourth Biennial SGA Meeting , Turku/Finland/11-13 August 1997 , Heikky Papunen (ed.), A.A. Balkema, Rotterdam, Brookfield, 1997, pp.695-698).
    http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Zaraisky.html (Previously published in: Mineral Deposits: Research and Exploration Where do They Meet? Proceedings of the Fourth Biennial SGA Meeting , Turku/Finland/11-13 August 1997) and F.G. Reyf et al. , The Canadian Mineralogist, 2000, Volume 38, number 4, Pages 915-936.
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Keivy Mountains
    		[World of Stones 95:5-6, p64]
    P.M. Kartashov data
    A.V. Voloshin, Ya.A. Pakhomovskii Minerals and mineralformation evolution in amazonite pegmatites of Kola peninsula, - Leningrad, Nauka, 1986, pp.168.
    • Urals Region
      • Southern Urals
        • Chelyabinsk Oblast'
          • Ilmen Mts
            • Ilmen Natural Reserve
    		P.M. Kartashov data; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    South Africa
     
    • Limpopo Province
      • Eastern Bushveld Complex
        • Mokopane (Potgietersrus)
    		Minerals of South Africa
    Minerals of South Africa
    Minerals of South Africa
    • Northern Cape Province
      • Bushmanland
    		Minerals of South Africa
      • Kakamas
    		Minerals of South Africa
      • Orange River
    		Minerals of South Africa
    • Western Cape Province
    		Minerals of South Africa
    South Korea
     
    • Chungcheongbukdo (Chungchong-pukto)
      • Chechon-gun
        • Hansu-myon
    		Hideo Tsuda (1969) Supplement to "Minerals of Korea".
    Sweden
     
    • Lappland
      • Kiruna
    		No reference listed
    • Värmland
      • Torsby
    • Västergötland
      • Göteborg
        • Västra Frölunda
    		No reference listed
      • Vänersborg
        • Väne Ryr
    No reference listed
    Tajikistan
     
    • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
      • Pamir Mts
    		P,M. Kartashov data
    Ukraine
     
    • Zhytomyr Oblast' (Zhitomir Oblast')
    		Pavel M. Kartashov data
    USA
     
    • California
      • Inyo Co.
        • Gem Valley
    		www.mineralsocal.org
    • Colorado
      • Arapahoe Co.
    		Minerals of Colorado (1997) E.B. Eckels
      • Clear Creek Co.
        • Clear Creek pegmatite Province
    		"Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997
    U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
      • Douglas Co.
    		"Minerals of Colorado, updated & revised", p. 13, by Eckel, Edwin B., 1997
    Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 25 (Table A-1).
    U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
    Minerals of Colorado (1997) E.B. Eckels
        • Nighthawk area
    		Minerals of Colorado (1997) E.B. Eckels
    "Minerals of Colorado, updated & revised", p. 13, by Eckel, Edwin B., 1997
        • Twin Cedar area
    		Minerals of Colorado (1997) E.B. Eckels
      • El Paso Co.
        • Cheyenne District (St. Peters Dome District)
    		"Minerals of Colorado, updated & revised", p. 14, by Eckel, Edwin B., 1997
    "Minerals of Colorado, updated & revised", p. 14, by Eckel, Edwin B., 1997
    Minerals of Colorado (1997) E.B. Eckels
    U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
    Minerals of Colorado (1997) Eckel, E. B.
    Minerals of Colorado (1997) Eckels, E. B.
    Rocks & Minerals (Sept. 2001)
      • Fremont Co.
        • Cotopaxi District
    		U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Am Min 50:1179-1212
    Minerals of Colorado (1997) E.B. Eckels
      • Gunnison Co.
        • Quartz Creek District
          • Ohio City
    		Minerals of Colorado (1997) E.B. Eckels
      • Jackson Co.
        • Pearl District
    		Minerals of Colorado (1997) Eckels, E. B.
      • Jefferson Co.
    		Minerals of Colorado (1997) E.B. Eckels
        • South Platte Pegmatite District
    		Minerals of Colorado (1997) E.B. Eckels
    Minerals of Colorado (1997) E.B. Eckels
    American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
      • Park and Teller Cos.
    		No reference listed
    Bull. Minéral. , 1984, 107, pp. 411-422.
    Seaman, 1976. Pegmatite Minerals of the World
    Minerals of Colorado (1997) Eckels, E. B.
    American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
    Minerals of Colorado (1997) E.B. Eckels
          • Steven's Ranch
            • Yucca Hill
    		Rob Lavinsky
        • Lake George (Badger Flats) Area
    		Minerals of Colorado (1997) E.B. Eckels
    Minerals of Colorado (1997) E.B. Eckels
    No reference listed
    Minerals of Colorado (1997) Eckels, E. B.
    Jordi Fabre
          • Florissant
    		Minerals of Colorado (1997) Eckels, E. B.
    [www.johnbetts-fineminerals.com]
    Specimen from Joe Dorris collection exhibited at Tucson show 2008
    www.exceptionalminerals.com
    Fabre Minerals.
    Minerals of Colorado (1997) Eckels, E. B.
    Minerals of Colorado (1997) E.B. Eckels
        • Pikes Peak
    		American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
    Minerals of Colorado (1997) Eckels, E. B.
    [www.johnbetts-fineminerals.com]
    www.exceptionalminerals.com
    • Connecticut
      • Middlesex Co.
        • Haddam
          • Long Hill
    		Rocks & Min.: 70:402
        • Portland
    		Rocks & Min.: 16: 164-167.
    • Georgia
    		Gems and Minerals of America- Jay Ellis Ransom-1974
      • Rabun Co.
        • Clayton
    		Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
    • Maine
      • Hancock Co.
        • Southwest Harbor
    		King, V. and Foord, E., 1994, Mineralogy of Maine, volume 1.
      • Oxford Co.
        • Gilead
    		Van King
    • Massachusetts
      • Essex Co.
    		Gleba, 1978. Massachusetts Mineral & Fossil Localities
    Gleba, 1978. Massachusetts Mineral & Fossil Localities
    P Cristofono collection , 2009
    Sears, John Henry (1905): The Physical Geography, Geology, Mineralogy and Paleontology of Essex County, Massachusetts; Eckert (1987): Earth Treasures Vol.1: The Northeastern Quadrant.
    Sears, J. H.(1905): The Physical Geography, Geology, Mineralogy and Paleontology of Essex County.
      • Middlesex Co.
    		Gleba, 1978. Massachusetts Mineral & Fossil Localities
    • Nevada
      • Elko Co.
    		NBMG Spec. Pub. 31 Minerals of Nevada
      • Mineral Co.
        • Fitting District
          • Gillis Range
    		Mineralogical Record: 31: 204.
    • New Hampshire
      • Carroll Co.
        • Albany
    		No reference listed
    No reference listed
    No reference listed
        • Chatham
    		No reference listed
        • Conway
    		P Cristofono collection
        • Hale's Location
    		No reference listed
    No reference listed
      • Coos Co.
        • Hart's Location
    		No reference listed
        • Nash & Sawyer Location
    		No reference listed
      • Rockingham Co.
    		Morrill, 1960. NH Mines & Mineral Localities, 2nd ed.
    • New Jersey
    		Gems and Minerals of America- Jay Ellis Ransom -1974
    • New York
      • Westchester Co.
    		The Minerals of New York City & Its Environs, New York Mineralogical Club Bull. Vol. 3, No. 1, Manchester, J.G. (1931): 95.
    • North Carolina
      • Mitchell Co.
        • Bandana
    		Richard James Jacquot,Jr,2003,Rock,Gem,and Mineral Collecting Sites In Western North Carolina, pg # 46
        • Spruce Pine District
          • Spruce Pine
    		Rocks & Min.: 60:92.
      • Yancey Co.
        • Pisgah National Forest
          • Spruce Pine District
            • Black Mtn-Bowlens Creek Area
              • Burnsville
                • Hurricane Mt.
    		"mineralogy of the Ray Mica Mine" by J.W. Miller and C.W. Allen
        • Spruce Pine District
          • Black Mtn-Bowlens Creek Area
            • Burnsville
              • Hurricane Mt.
    		Richard James Jacquot,Jr,2003,Rock,Gem,and Mineral Collecting Sites In Western North Carolina,pg# 42
    • Pennsylvania
    		Gems and Minerals of America-Jay Ellis Ransom-1974
        • Middletown Township
          • Elwyn
            • Mineral Hill
    		Gordon\'s Mineralogy of Pennsylvania (1922) p. 191
    • Rhode Island
      • Washington Co.
        • Richmond
    		Michael W. Kieron coll.
        • South Kingstown
    		Museum of Natural History, Roger Williams Park, Providence, RI (unaccessioned lot)
    • South Carolina
    		Gems and Minerals of America-Jay Ellis Ransom-1974
    • Virginia
      • Amelia Co.
        • Amelia (Amelia Court House)
    		Rocks & Min.: 60: 165.
        • Winterham
    		[Virginia Minerals, Vol 46:2]
    Gems and Minerals of America-Jay Ellis Ransom-1974
      • Campbell Co.
        • Lynchburg
    		Minerals of Virginia, 1990 by R. V. Dietrich
    Gems and Minerals of America-Jay Ellis Ransom-1974
      • Powhatan Co.
        • Flat Rock
    		Rocks & Min.:60:168.
      • Spotsylvania Co.
        • Brokenburg
    		Minerals of Virginia, 1990 by R. V. Dietrich
    • Wisconsin
      • Marathon Co.
        • Wausau pluton
    		R&M 73:11-12 pp 378-399 Wisconsin Mineral Locality Index
    Vietnam
     
    • Yenbai (Yen Bai) Province
      • Luc Yen
    		Min Rec 2007 38:453-457
    Mineral and/or Locality
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