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Wodginite

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Formula:
Mn(Sn,Ta)Ta
 
2
O
 
8
System:MonoclinicColour:Red-brown, dark brown to ...
Hardness:
Name:Named after one of its discovery localities, Wodgina, Marble Bar, Western Australia, Australia.

Classification of Wodginite

IMA status:Approved
Strunz 8th edition ID:4/D.17-50
Nickel-Strunz 10th (pending) edition ID:4.DB.40

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
B : With medium-sized cations; chains of edge-sharing octahedra
Dana 8th edition ID:8.1.8.1

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
1 : ABO4
Hey's CIM Ref.:18.1.40

18 : Niobates and Tantalates
1 : Niobates and tantalates containing neither rare earths nor U
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Type Occurrence of Wodginite

Co-type Localities:Wodgina Mine (Wodgina pegmatite; Main tantalite dyke), Port Hedland Shire, Western Australia, Australia
Tanco Mine (Bernic Lake Mine), Bernic Lake, Lac-du-Bonnet area, Manitoba, Canada
Year of Discovery:1963

Physical Properties of Wodginite

Lustre:Sub-Metallic
Diaphaneity (Transparency):Opaque
Colour:Red-brown, dark brown to black
Hardness (Mohs):

Crystallography of Wodginite

Crystal System:Monoclinic

Chemical Properties of Wodginite

Formula:
Mn(Sn,Ta)Ta
 
2
O
 
8
Simplified for copy/paste:Mn(Sn,Ta)Ta2O8
Essential elements:Mn, O, Sn, Ta
All elements listed in formula:Mn, O, Sn, Ta

Relationship of Wodginite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.DB.05Argutite
GeO
 
2
4.DB.05Cassiterite
SnO
 
2
4.DB.05Plattnerite
PbO
 
2
4.DB.05Pyrolusite
MnO
 
2
4.DB.05Rutile
TiO
 
2
4.DB.05Tripuhyite
Fe
3+
 
Sb
5+
 
O
 
4
4.DB.05Tugarinovite
MoO
 
2
4.DB.05Varlamoffite
(Sn,Fe)(O,OH)
 
2
4.DB.10Byströmite
MgSb
 
2
O
 
6
4.DB.10Tapiolite-(Fe)
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
4.DB.10Tapiolite-(Mn)
(Mn,Fe)(Ta,Nb)
 
2
O
 
6
4.DB.10Ordoñezite
ZnSb
 
2
O
 
6
4.DB.15bAkhtenskite
ε-Mn
4+
 
O
 
2
4.DB.15cNsutite
(Mn
4+
 
,Mn
2+
 
)(O,OH)
 
2
4.DB.15aParamontroseite
V
4+
 
O
 
2
4.DB.15aRamsdellite
Mn
4+
 
O
 
2
4.DB.20Scrutinyite
alpha-PbO
 
2
4.DB.25Ishikawaite
U
4+
 
Fe
2+
 
Nb
 
2
O
 
8
4.DB.25Ixiolite
(Ta,Nb,Sn,Fe,Mn)
 
4
O
 
8
4.DB.25Samarskite-(Y)
(Y,Fe
3+
 
,Fe
2+
 
,U,Th,Ca)
 
2
(Nb,Ta)
 
2
O
 
8
4.DB.25Srilankite
ZrTi
 
2
O
 
6
4.DB.25Yttrocolumbite-(Y)
Y(U
4+
 
,Fe
2+
 
)Nb
 
2
O
 
8
4.DB.25Calciosamarskite
(Ca,Fe
3+
 
,Y)
 
2
(Nb,Ta,Ti)
 
2
O
 
8
4.DB.25Samarskite-(Yb)
(Yb,Y,Fe
3+
 
,Fe
2+
 
,U,Th,Ca)
 
2
(Nb,Ta)
 
2
O
 
8
4.DB.30Ferberite
FeWO
 
4
4.DB.30Hübnerite
MnWO
 
4
4.DB.30Sanmartinite
(Zn,Fe)WO
 
4
4.DB.30Krasnoselskite
CoWO
 
4
4.DB.30Heftetjernite
ScTaO
 
4
4.DB.30Huanzalaite
MgWO
 
4
4.DB.35Columbite-(Fe)
FeNb
 
2
O
 
6
4.DB.35Tantalite-(Fe)
FeTa
 
2
O
 
6
4.DB.35Columbite-(Mn)
(Mn,Fe)(Nb,Ta)
 
2
O
 
6
4.DB.35Tantalite-(Mn)
MnTa
 
2
O
 
6
4.DB.35Columbite-(Mg)
(Mg,Fe,Mn)(Nb,Ta)
 
2
O
 
6
4.DB.35Qitianlingite
(Fe,Mn)
 
2
(Nb,Ta)
 
2
WO
 
10
4.DB.35Magnocolumbite
4.DB.35Tantalite-(Mg)
(Mg,Fe
2+
 
)(Ta,Nb)
 
2
O
 
6
4.DB.40Ferrowodginite
FeSnTa
 
2
O
 
8
4.DB.40Lithiotantite
Li(Ta,Nb)
 
3
O
 
8
4.DB.40Lithiowodginite
LiTa
 
3
O
 
8
4.DB.40Titanowodginite
MnTiTa
 
2
O
 
8
4.DB.40Ferrotitanowodginite
Fe
2+
 
TiTa
 
2
O
 
8
4.DB.40Wolframowodginite
Mn(Mn,Sn,Fe,Ta)(W,Ta,Nb)
 
2
O
 
8
4.DB.45Tivanite
V
3+
 
TiO
 
3
(OH)
4.DB.50Carmichaelite
(Ti,Cr,Fe)[O
 
2-x
(OH)
 
x
]
4.DB.55Alumotantite
AlTaO
 
4
4.DB.60Biehlite
((Sb,As)O)
 
2
[MoO
 
4
]
Related Minerals - Hey's Index Grouping:

- +
18.1.1Lithiotantite
Li(Ta,Nb)
 
3
O
 
8
18.1.2Lueshite
NaNbO
 
3
18.1.3Natroniobite
NaNbO
 
3
18.1.4Franconite
Na
 
2
Nb
 
4
O
 
11
· 9H
 
2
O
18.1.5Natrotantite
Na
 
2
Ta
 
4
O
 
11
18.1.6Irtyshite
Na
 
2
(Ta,Nb)
 
4
O
 
11
18.1.7Rankamaite
(Na,K)
 
3
(Ta,Nb,Al)
 
11
(O,OH)
 
31
18.1.8Hydropyrochlore
(H
 
2
O,□)
 
2
Nb
 
2
(O,OH)
 
6
(H
 
2
O)
18.1.9Calciotantite
CaTa
 
4
O
 
11
18.1.10Rynersonite
Ca(Ta,Nb)
 
2
O
 
6
18.1.11Microlite Group
18.1.12Belyankinite
Ca
 
1-2
(Ti,Nb)
 
5
O
 
12
· 9H
 
2
O (?)
18.1.13Latrappite
(Ca,Na)(Nb,Ti,Fe)O
 
3
18.1.14Hochelagaite
(Ca,Na,Sr)(Nb,Ti,Si,Al)
 
4
O
 
11
· 8H
 
2
O
18.1.15Bariomicrolite (of Hogarth 1977)
18.1.16Parabariomicrolite
BaTa
 
4
O
 
10
(OH)
 
2
· 2H
 
2
O
18.1.17Bariopyrochlore (of Hogarth 1977)
18.1.18Alumotantite
AlTaO
 
4
18.1.19Simpsonite
Al
 
4
(Ta,Nb)
 
3
O
 
13
(OH,F)
18.1.20Sosedkoite
(K,Na)
 
5
Al
 
2
(Ta,Nb)
 
22
O
 
60
18.1.21Thoreaulite
(Sn
2+
 
,Pb)(Ta,Nb)
 
2
O
 
6
18.1.22Stannomicrolite (of Hogarth 1977)
18.1.23Foordite
(Sn,Pb)(Nb,Ta)
 
2
O
 
6
18.1.24Changbaiite
PbNb
 
2
O
 
6
18.1.25Plumbopyrochlore (of Skorobogatova et al.)
18.1.26Plumbomicrolite (of Hogarth 1977)
18.1.27Stibiocolumbite
Sb(Nb,Ta)O
 
4
18.1.28Stibiotantalite
Sb(Ta,Nb)O
 
4
18.1.29Natrobistantite
18.1.30Cesplumtantite
(Cs,Na)
 
2
(Pb,Sb
3+
 
)
 
3
Ta
 
8
O
 
24
18.1.31Stibiomicrolite (of Groat et al.)
18.1.32Cesstibtantite
18.1.34Bismutotantalite
Bi(Ta,Nb)O
 
4
18.1.35Bismutomicrolite (of Hogarth 1977)
18.1.36Tantalite-(Mn)
MnTa
 
2
O
 
6
18.1.37Gerasimovskite
(Mn,Ca)(Nb,Ti)
 
5
O
 
12
· 9H
 
2
O
18.1.38Tapiolite-(Mn)
(Mn,Fe)(Ta,Nb)
 
2
O
 
6
18.1.39Columbite-(Mn)
(Mn,Fe)(Nb,Ta)
 
2
O
 
6
18.1.41Ixiolite
(Ta,Nb,Sn,Fe,Mn)
 
4
O
 
8
18.1.42Columbite-(Fe)
FeNb
 
2
O
 
6
18.1.43Tantalite-(Fe)
FeTa
 
2
O
 
6
18.1.44Columbite
(Fe,Mn)(Nb,Ta)
 
2
O
 
6
18.1.45Tantalite
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
18.1.46Tapiolite
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
18.1.47Tapiolite-(Fe)
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
18.1.48Columbite-(Mg)
(Mg,Fe,Mn)(Nb,Ta)
 
2
O
 
6
18.1.50Strüverite
(Ti,Ta,Fe)O
 
2
18.1.51 Staringite
(Fe,Mn)
 
x
(Ta,Nb)
 
2x
Sn
 
6-3x
O
 
12

Other Names for Wodginite

Other Languages:
German:Wodginit
Russian:Воджинит
Simplified Chinese:锡锰钽矿
Spanish:Wodginita

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 Wodginite

Reference List:

- +
NICKEL, E.H., ROWLAND, J.F. & MCADAM, R.C. (1963): Wodginite B a new tinBmanganese tantalate from Wodgina, Australia and Bernic Lake, Manitoba. Canadian Mineralogist 7, 390-402. Abstracted in:American Mineralogist (48): (1963): 1417.
FERGUSON, R.B., HAWTHORNE, F.C. & GRICE, J.D. (1976): The crystal structures of tantalite, ixiolite and wodginite from Bernic Lake, Manitoba. II. Wodginite. Canadian Mineralogist 14, 550-560.
ERCIT, T.S., ERN, P., HAWTHORNE, F.C. & MCCAMMON, C.A. (1992): The wodginite group. II. Crystal chemistry. Canadian Mineralogist 30, 613-631.
ERCIT, T.S., ERN, P. & HAWTHORNE, F.C. (1992): The wodginite group. III. Classification and new species. Canadian Mineralogist 30, 633-638.
Lahti, S. I. (1982): New pseudo-orthorhombic wodginite variety from the Erajarvi pegmatite area. Geologi 34, 6-7 (in Finnish).

Internet Links for Wodginite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Wodginite details from Handbook of Mineralogy (PDF)
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  • rare and unusual minerals mainly crystallized
  • Specimens:The following Wodginite specimens are currently listed for sale on minfind.com.

    Localities for Wodginite

    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.
    (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.
    Afghanistan
     
    • Nuristan Province (Nurestan Province; Nooristan Province; Nuristan)
      • Kamdesh District
    Lyckberg, P. (2011): Edelstein-Pegmatite in Afghanistan: Paprok. Mineralien-Welt. 22 (3): 46-57
    Algeria
     
    • Tamanghasset Province
      • Ahaggar Mtn (Hoggar Mtn)
    Bouabsa, L., Marignac, C., Chabbi, R., & Cuney, M. (2010). The Filfila (NE Algeria) topaz-bearing granites and their rare metal minerals: Petrologic and metallogenic implications. Journal of African Earth Sciences, 56(2), 107-113.
    Kesraoui, M., & Nedjari, S. (2002). Contrasting evolution of low-P rare metal granites from two different terranes in the Hoggar area, Algeria. Journal of African Earth Sciences, 34(3), 247-257.
    Argentina
     
    • San Luis
      • Chacabuco Department
        • Sierra de la Estranzuela
    Galliski M A, Černý P, Márquez-Zavalía M F, Chapman R (1999) Ferrotitanowodginite, Fe2+TiTa2O8, a new mineral of the wodginite group from the San Elías pegmatite, San Luis, Argentina. American Mineralogist 84, 773-777
    Australia
     
    • Western Australia
      • Bridgetown-Greenbushes Shire
        • Greenbushes Tinfield
    Partington, G.A. (1990) Environment and structural controls on the intrusion of the giant rare metal Greenbushes pegmatite, Western Australia. Economic Geology: 85: 437-456.; Econ Geol (1995) 90:616-635
    [MinRec 9:83-84]
      • Coolgardie Shire
        • Binneringie Station
    Jacobson, M., Calderwood, M., Grguric, B.(2007): Pegmatites of Western Australia
      • Port Hedland Shire
        • Wallareenya Station
          • Pilgangoora
    Pegmatites of Western Australia; M Jacobson, M Calderwood, B Grguric; Hesperian Press, Perth, 2007
    Can. Min. 1963, 390-402
    Brazil
     
    • Minas Gerais
      • Doce valley
        • Divino das Laranjeiras
    [MinRec 21:253]
        • São Geraldo do Baixio
    Dunn, P.J.; Gaines, R. W.; Wolfe, C.Wroe & Barbosa, C.do P. (1978): Epitaxial Wodginite and Cassiterite from Lavra Jabuti, Baixio, Galileia, Minas Gerais, Brazil. Mineralogical Record 9 (1), 14-19.
      • Jequitinhonha valley
        • Itinga
          • Jenipapo district
    Luiz Alberto Dias Menezes Fo.; Lithiotantite, Ideally LiTa3O8 - Luiz A.D.Menezes Filho, Hexiong Yang, Robert T. Downs, Mário L.S.C. Chaves, Aba C. Persiano - Acta Cryst. (2012) E68, i27 - i28
    • Paraíba
      • Borborema mineral province
        • Frei Martinho
    Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.
        • Junco do Seridó
    Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.
        • Nova Palmeira
    Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.; Beurlen, H., Soares, D. R., Thomas, R., Prado-Borges, L. E., & Castro, C. D. (2005). Mineral chemistry of tantalate species new in the Borborema Pegmatitic Province, Northeast Brazil. Anais da Academia Brasileira de Ciências, 77(1), 169-182
    Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228
        • Pedra Lavrada
    Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.
    Canada
     
    • Manitoba
      • Bird River Greenstone Belt
    M. Masau, P. Cerny, M.A. Cooper, R. Chapman & J. Grice (2002) Can. Mineral. 40, 1649-1655; Morgan Masau, Petr Cerny and Ron Chapman (2000) Exsolution of zirconian-hafnian wodginite from manganoan-tantalian cassiterite, Annie Claim #3 granitic pegmatite, southeastern Manitoba, Canada. The Canadian Mineralogist, 38:685-694.
      • Lac-du-Bonnet area
        • Bernic Lake
    NICKEL, E.H., ROWLAND, J.F. & MCADAM, R.C. (1963): Wodginite - a new tin-manganese tantalate from Wodgina, Australia and Bernic Lake, Manitoba. Canadian Mineralogist 7, 390-402. FERGUSON, R.B., HAWTHORNE, F.C. & GRICE, J.D. (1976): The crystal structures of tantalite, ixiolite and wodginite from Bernic Lake, Manitoba. II. Wodginite. Canadian Mineralogist 14, 550-560.
      • Red Cross Lake
    Xianjue Wang, Xiaolin Xiong, and Cerny, P. (2002): Geochimica 5, 481-486.; Černý, O., Teertstra, D.K., Chapman, R., Selway, J.B., Hawthorne, F.C., Ferreira, K., Chackowsky, L.E., Wang, X.J. & and Meintzer, R.E. (2012); Černý, P., Teertstra, D. K., Chapman, R., Selway, J. B., Hawthorne, F. C., Ferreira, K., ... & Meintzer, R. E. (2012). Extreme Fractionation And Deformation Of The Leucogranite–Pegmatite Suite At Red Cross Lake, Manitoba, Canada. Iv. Mineralogy. The Canadian Mineralogist, 50(6), 1839-1875.
    • Northwest Territories
      • Tungsten
    The Canadian Mineralogist Vol. 41, pp. 139-160 (2003)
    • Ontario
      • Kenora District
        • Brownridge Township
    Ontario Ministry of Northern Development and Mines MDI Number: MDI52F15SE00038
        • Lilypad Lakes pegmatites
          • Ferguson Lake Area
    J.C. Pedersen (2000) Report on 2000 Winter Diamond Drill Program Lilypad Lakes Tantalum - Cesium Property. Assessment File
        • Pakeagama Lake Area
    Andrew G. Tindle, Fred W. Breaks and Julie B. Selway (2002) Tourmaline in petalite-subtype granitic pegmatites; evidence of fractionation and contamination from the Paleagama Lake and Separation Lake areas of northwestern Ontario, Canada. The Canadian Mineralogist 40:753-78; Breaks, F. W., Tindle, A. G., & Smith, S. R. The Pakeagama Lake Pegmatite: Continued Field and Laboratory Investigation of Highly Evolved, Complex-Type, Petalite-Subtype Rare-Element Mineralization in the Berens River-Sachigo Subprovince Boundary Zone
        • Paterson Lake Area
    Tindle, A.G. & Breaks, F.W. (1998) Oxide minerals of the Separation Rapids rare-element granitic pegmatite group, northwestern Ontario. Canadian Mineralogist, 36, 609-635. Tindle, A.G., Breaks, F.W. and Webb, P.C. (1998) Wodginite-group minerals from the Separation Rapids Rare-Element Granitic Pegmatite Group, northwestern Ontario. Canadian Mineralogist, 36, 637-658.
    [AmMin 84:992]; Tindle, A.G., Breaks, F.W., and Selway, J.B. (2002) Tourmaline in petalite-subtype gramitic pegmatites: evidence of fractionation and contamination from Pakeagama Lake and Separation Lake areas of northwestern Ontario, Canada. Canadian Mineralogist, 40, 753-788.
    China
     
    • Fujian Province
      • Nanping Prefecture
        • Yanping District
          • Nanping pegmatite field (Xikeng pegmatite field)
    Can Rao, Rucheng Wang, Huan Hu, and Wenlan Zhan (2009): Canadian Mineralogist 47(5), 1195-1212.
    Yuchuan Lin, Qinglin Su, Su Wang, and Zhaolu Pan (1988): Acta Mineralogica Sinica 8(4), 373-376
    • Jiangxi Province
      • Yichun Prefecture
        • Yuanzhou District
          • Yichun complex (Yashan batholith)
    Xiaolong Huang, Rucheng Wang, Changshi Liu, Xiaomin Chen, Wenlan Zhang, and Mingyuan Lai (2000): Acta Mineralogica Sinica 20(1), 22-27; Xiaolong Huang, Rucheng Wang, Xiaoming Chen, Huan Hu, and Changshi Liu (2002): Canadian Mineralogist 40(4), 1047-1068.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Horní Slavkov (Schlaggenwald)
          • Krásno (Schönfeld)
    Miloš René und Radek Škoda (2011): Nb-Ta-Ti oxides fractionation in rare-metal granites: Krásno-Horní Slavkov ore district, Czech Republic. Mineralogy and Petrology 103, 37-48.
    • Moravia (Mähren; Maehren)
      • Vysočina Region
        • Želetava
          • Krasonice
    Luna, J.: Wodginit a kolumbit-tantalit z pegmatitu od Krasonic. Acta Universitatis Carolinae, Geologica, 1965, č. 3, s. 157-162.
    Egypt
     
    • Red Sea Governorate
      • Eastern Desert
        • Marsa Alam
    Küster, D. (2009): Ore Geology Reviews 35, 68-86.; Fengjun Nie, Fengxiang Wang, Yu'an Zhao, Yan Sun, and Hua Chai (2013): Mineral Deposits 32(4), 730-743
    Küster, D. (2009): Ore Geology Reviews 35, 68-86.
    Ethiopia
     
    • Sidamo-Borana Province
      • Kenticha pegmatite field
    Pavel M. Kartashov data
    Finland
     
    • Western and Inner Finland Region
      • Orivesi
        • Eräjärvi area
    Lahti, S. I. (1982): New pseudo-orthorhombic wodginite variety from the Erajarvi pegmatite area. Geologi 34, 6-7 (in Finnish).
    Japan
     
    • Honshu Island
      • Chubu Region
        • Gifu Prefecture
          • Nakatsugawa City
            • Hirukawa
    Kobutsugaku Zasshi, 18, 17–30.
    Kazakhstan
     
    • Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast')
      • Kalba Range
    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
    Mongolia
     
    • Dornogovi Aimag
    Pavel M. Kartashov data
    Namibia
     
    • Kunene Region
      • Damaraland District
    Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Mineralien und Fundstellen. Edition Schloss Freudenstein, Bode Verlag, Haltern: 417 (in English).
    - Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Mineralien und Fundstellen. Edition Schloss Freudenstein, Bode Verlag, Haltern, 411 pp. (in English)
    Norway
     
    • Telemark
      • Drangedal
        • Tørdal
    Raade et al(1993): Kuliokite-(Y) and its alteration products kainosite-(Y) and kamphaugite-(Y) from granite pegmatite in Tørdal, Norway, European Journal of Mineralogy: 5: 691-698.
    Pakistan
     
    • Gilgit-Baltistan (Northern Areas)
      • Baltistan
        • Skardu District
          • Shigar Valley
    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)
    Russia
     
    • Eastern-Siberian Region
      • Prebaikalia (Pribaikal'e)
        • Irkutskaya Oblast'
    P.M. Kartashov data; Evseev, A. A. (1973) Siberia's Crystals and Symmetry in the Distribution of Occurences of Minerals. World of Stone 1:11-20; Makagon, V. (2007) Evolution of Nb, Ta-oxide mineralization in rare-metal pegmatites of the East Sayan belt, Siberia, Russia. in Granitic Pegmatites: The State of the Art – International Symposium. 06th – 12th May 2007, Porto, Portugal. pp 46-47
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Voron'i Tundry
    P.M. Kartashov data; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Spain
     
    • Galicia
      • Lugo
        • Viveiro
    Canosa, Francisco, Fuertes-Fuente, Mercedes and Martín-Izard, Agustín (2011): Fluid inclusion study of Ponte Segade rare-element deposit, northern of Galicia, Spain: Preliminary results. European Current Research on Fluid Inclusions (ECROFI-XXI), Montanuniversität Leoben, Austria, 9–11 August, 2011. Abstracts, p. 56.
    Sweden
     
    • Västerbotten
      • Skellefteå
    Cerny et al. (2004) Am. Min. 89, 505-518
    Uganda
     
    • Mbarara District
      • Ankole pegmatite field
    Bulletin of the Geological Society of Finland, Vol. 83, 2011, pp 57–70
    USA
     
    • Alabama
      • Coosa Co.
        • Rockford District
    Rocks & Min 70:5 pp 320-333; Canadian Mineralogist Vol. 27, pp. 93-105 (1989)
    • Alaska
      • Matanuska-Susitna Borough
        • Valdez Creek District
    U.S. Geological Survey, 2008, Alaska Resource Data File (ARDF): U.S. Geological Survey Open-File Report 2008-1225.
    • Colorado
      • Gunnison Co.
        • Quartz Creek Pegmatite District
    Bob Cobban
    • Connecticut
      • Middlesex Co.
        • Portland
          • Collins Hill
            • Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries)
    Jarnot, Bruce M. (2011): Letters: Connecticut Update. Rocks & Minerals: 86(4): 299.; Weber, Marcelle H. and Earle C. Sullivan. (1995): Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue): 70(6): 403.; Jarnot, Bruce. (1989): Minerals New to the Portland Area Pegmatites of Central Connecticut. Abstract from the 16th Rochester Mineralogical Symposium April 7, 1989, in Rocks & Minerals: 64(12): 471.
    • Idaho
      • Boise Co.
    R&M 70:4 pp 242-263
      • Custer Co.
    R&M 70:4 pp 242-263
      • Elmore Co.
    R&M 70:4 pp 242-263
    [MinRec 24:198]
    • Maine
      • Franklin Co.
        • D Township
    [MinRec 22:382]; W. B. Thompson, D. L. Joyner, R. G. Woodman, and V. T. King (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41
      • Oxford Co.
        • Buckfield
    Mineralogical Record 22:382
        • Greenwood
          • Uncle Tom Mountain
    Rocks and Minerals (1988) 63:196-201; Mineral News (1998) 14:8 pp2,9; Mineral News (1997) 13:10 pp1,6-9
        • Newry
    King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed), 2000, Mineralogy of Maine, V. 2.
    "Mineralogy of Maine, Vol. 1" by King, V.T. & Foord, E.E., Maine Geological Survey, 1994; Mineralogical Record 22:382
        • Peru
        • Rumford
    Mineralogical Record 22:382
    • New Hampshire
      • Rockingham Co.
        • Raymond
    http://mindatnh.org/Wodginite%20sheet.html (T. Mortimer/R Janules collection)
    • South Dakota
      • Pennington Co.
        • Keystone District
          • Keystone
    Am Min 70:9-10 pp 1044-1049
    • Virginia
      • Powhatan Co.
        • Flat Rock
    Minerals of Virginia 1990 by R. V. Dietrich; R.Tayler Minerals catalogue 70 p.1; Rocks & Min.:60:168.
    • Wisconsin
      • Florence Co.
        • Fern
    The Mineralogy and Geochemistry of the Animikie Red Ace Pegmatite, Florence County, Wisconsin. Alexander U. Falster, Wm. B. Simmons, and Karen L. Webber, Recent Research Developments in Mineralogy, 1(1996)
    Zimbabwe
     
    • Matabeleland North
      • Hwange District
        • Dete (Dett)
    Melcher, F., et al. (2013): Tantalum–(niobium–tin) mineralisation in African pegmatites and rare metal granites: Constraints from Ta–Nb oxide mineralogy, geochemistry and U–Pb geochronology.-, Ore Geol. Rev. (2013).
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