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Plumbopyrochlore (of Skorobogatova et al.)

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Colour:Dark brown (interior), ...Hardness:4½ - 5½
A variety of Pyrochlore Group

Classification of Plumbopyrochlore (of Skorobogatova et al.)

Strunz 8th edition ID:4/C.17-80
Nickel-Strunz 10th (pending) edition ID:4.DH.15

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
H : With large (+- medium-sized) cations; sheets of edge-sharing octahedra
Dana 8th edition ID:8.2.1.6

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
2 : A2B2O6(O,OH,F)
Hey's CIM Ref.:18.1.25

18 : Niobates and Tantalates
1 : Niobates and tantalates containing neither rare earths nor U
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Type Occurrence of Plumbopyrochlore (of Skorobogatova et al.)

Type Locality:Tai-Keu REE-Nb occurrence, Labytnangi, Nenetskiy Autonomous Okrug, Polar Urals, Western-Siberian Region, Russia
Year of Discovery:1966

Physical Properties of Plumbopyrochlore (of Skorobogatova et al.)

Colour:Dark brown (interior), greenish yellow to red (exterior)
Hardness (Mohs):4½ - 5½

Relationship of Plumbopyrochlore (of Skorobogatova et al.) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.DH.05Brannerite
(U
4+
 
,REE,Th,Ca)(Ti,Fe
3+
 
,Nb)
 
2
(O,OH)
 
6
4.DH.05Orthobrannerite
U
4+
 
U
6+
 
Ti
 
4
O
 
12
(OH)
 
2
4.DH.05Thorutite
(Th,U,Ca)Ti
 
2
(O,OH)
 
6
4.DH.10Kassite
CaTi
 
2
O
 
4
(OH)
 
2
4.DH.10Lucasite-(Ce)
CeTi
 
2
(O,OH)
 
6
4.DH.15Bariomicrolite (of Hogarth 1977)
4.DH.15Bariopyrochlore (of Hogarth 1977)
4.DH.15Betafite (of Hogarth 1977)
4.DH.15Bismutomicrolite (of Hogarth 1977)
4.DH.15Calciobetafite (of Mazzi & Munno)
4.DH.15Ceriopyrochlore (of Hogarth 1977)
4.DH.15Cesstibtantite
4.DH.15Jixianite
Pb(W,Fe
3+
 
)
 
2
(O,OH)
 
7
4.DH.15Hydropyrochlore
(H
 
2
O,□)
 
2
Nb
 
2
(O,OH)
 
6
(H
 
2
O)
4.DH.15Natrobistantite
4.DH.15Plumbomicrolite (of Hogarth 1977)
4.DH.15Plumbobetafite (of Hogarth 1977)
4.DH.15Stibiomicrolite (of Groat et al.)
4.DH.15Strontiopyrochlore (of Hogarth 1977)
4.DH.15Stannomicrolite (of Hogarth 1977)
4.DH.15Stibiobetafite (of Černý et al.)
4.DH.15Uranpyrochlore (of Hogarth 1977)
(U,Ca,Ce)
 
2
(Nb,Ta)
 
2
O
 
6
(OH,F)
4.DH.15Yttrobetafite (of Hogarth 1977)
4.DH.15Yttropyrochlore (of Hogarth 1977)
4.DH.15Fluornatromicrolite
(Na,Ca,Bi)
 
2
Ta
 
2
O
 
6
F
4.DH.15Bismutopyrochlore (of Chukanov et al.)
4.DH.15Hydrokenoelsmoreite
 
2
W
 
2
O
 
6
(H
 
2
O)
4.DH.20Bismutostibiconite
Bi(Sb
5+
 
,Fe
3+
 
)
 
2
O
 
7
4.DH.20Bindheimite
Pb
 
2
Sb
 
2
O
 
6
O
4.DH.20Monimolite
4.DH.20Cuproroméite
Cu
 
2
Sb
 
2
(O,OH)
 
7
4.DH.20Stetefeldtite
Ag
 
2
Sb
 
2
(O,OH)
 
7
4.DH.20Stibiconite
4.DH.25Rosiaite
PbSb
5+
2
O
 
6
4.DH.30Zirconolite
CaZrTi
 
2
O
 
7
4.DH.35Liandratite
U(Nb,Ta)
 
2
O
 
8
4.DH.35Petscheckite
UFe(Nb,Ta)
 
2
O
 
8
4.DH.40Ingersonite
Ca
 
3
MnSb
 
4
O
 
14
4.DH.45Pittongite
Na
 
0.22
(W,Fe
3+
 
)(O,OH)
 
3
· 0.44H
 
2
O
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
18.1.26Plumbomicrolite (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
18.1.40Wodginite
Mn(Sn,Ta)Ta
 
2
O
 
8
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 Plumbopyrochlore (of Skorobogatova et al.)

Other Languages:
German:Plumbopyrochlor

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 Plumbopyrochlore (of Skorobogatova et al.)

Reference List:

- +
American Mineralogist (1977): 62: 403.

Skorobogatova, N.V., Sidorenko, G.A., Dorofeeva, K.A. and Stolyarova, T.I. (1966) Plumbopyrochlore. Geologiya Mestorozhdenii Redkikh Elementov, 30, 84-95 (in Rus.).

Voloshin, A.V. and Pakhomovskiy, Ya.A. (1986) Minerals and mineral formation evolution in amazonite pegmatites of Kola peninsula, - Leningrad, Nauka, 168 pp.

Kartashov P.M., Voloshin A.V., Pakhomovsky Ya.A. (1992) On plumbopyrochlore from Western Mongólia. Doklady Akademii Nauk SSSR, 322, p. 1137-1140. (in Rus.).

Internet Links for Plumbopyrochlore (of Skorobogatova et al.)

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  • Localities for Plumbopyrochlore (of Skorobogatova et al.)

    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.
    Brazil
     
    • Amazonas
      • Presidente Figueiredo
        • Pitinga mine
    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.
    China
     
    • Inner Mongolia Autonomous Region
      • Baotou League (Baotou Prefecture)
        • Bayan Obo Mining District
          • Bayan Obo
    F. Pertlik, Z. Yang: Scientia Geologica Sinica 6:117-122 (1997)
    • Jiangxi Province
      • Ganzhou Prefecture
        • Dayu Co.
    Rucheng Wang, Fontan, F., Xiaoming Chen, Huan Hu, Changshi Liu, Shijin Xu, and de Parseval, P. (2003): Canadian Mineralogist 41, 727-748.
    Czech Republic
     
    • Moravia (Mähren; Maehren)
      • Olomouc Region
        • Šumperk (Mährisch Schönberg)
          • Maršíkov (Marchendorf)
    Novák, M., Černý, P.: Přehled minerálů niobu a tantalu z granitických pegmatitů České republiky. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1999, roč. 7, s. 117-131.; Novák, M.: Maršíkov - Scheibengraben. In Exkurzní průvodce po mineralogických lokalitách na Sobotínsku. Univerzita Palackého v Olomouci, 2002, Olomouc, s. 38-41.
    France
     
    • Midi-Pyrénées
      • Hautes-Pyrénées
        • La Barthe-de-Neste
          • Avezac-Prat-Lahitte
    MONCHOUX P., FONTAN F., DE PARSEVAL P., MARTIN R. F., WANG R. C. (2006) - Igneous albitite dikes in orogenic lherzolithes, Western Pyrénées, France: A possible source for corundum and alkali feldspar xenocrysts in basaltic terranes. I. Mineralogical Asssociations. The Canadian Mineralogist, Vol. 44, pp. 817-842.
    Madagascar
     
    • Antsiranana Province
      • Diana Region (Northern Region)
        • Ambanja District
          • Ampasindava Peninsula
            • Befitina
    Hatzl, T. (2010): Mineralogische und geochemische Untersuchungen an der Probe TANT2-477067 aus Madagaskar unter besonderer Berücksichtigung der Seltenerdelemente, Zirkon, Hafnium, Yttrium, Niob, Tantal, Thorium und Uran.- Report for Tantalus Rare Earths AG, 56 pages.
    Mongolia
     
    • Hovd Aimag (Khovd Aimag)
      • Altai Mts
    Kartashov P.M., Voloshin A.V., Pakhomovsky Ya.A. (1992) On plumbopyrochlore from Western Mongólia. Doklady Akademii Nauk SSSR, 322, p. 1137-1140. (in Rus.).
    North Korea
     
    • Kangwon Province
      • Pyonggang-gun
    Pavel M. Kartashov analytical data
    Norway
     
    • Oppland
      • Lunner
        • Nordmarka
    Raade, G. (2009): Plumbopyrochlore, ceriopyrochlore-(Ce), wulfenite and andradite from the Gjerdingen ekerite. Norsk Bergverksmuseum Skrift. 41: 25-30;Raade, G. (2011): A new nomenclature for the pyrochlore supergroup: Consequences for the naming of some Norwegian pyrochlore minerals. Norsk Bergverksmuseum Skrift. 46: 30-32
    • Svalbard
      • Spitsbergen
        • Hornsund fjord
    Pršek, J., Majka, J., Uher, P. & Chudík, P. (2010): Niobium-tantalum minerals in the Skoddefjellet NYF granitic pegmatite, Svalbard Archipelago, Norway: Primary versus secondary assemblage. Neues Jahrbuch für Mineralogie - Abhandlungen 187, 235-248
    Paraguay
     
    • Concepción Department
    Alan R. Woolley: Alkaline Rocks and Carbonatites of the World, part 1, 206 (BMNH, London, 1987); Piero Comin-Chiaramonti, Celso Barros Gomes (1996) Alkaline magmatism in central-eastern Paraguay: relationships with coeval magmatism in Brazil. pp 231-248
    Russia
     
    • Western-Siberian Region
      • Polar Urals
        • Nenetskiy Autonomous Okrug
          • Labytnangi
    Skorobogatova, N.V., Sidorenko, G.A., Dorofeeva, K.A. and Stolyarova, T.I. (1966) Plumbopyrochlore. Geologiya Mestorozhdenii Redkikh Elementov 30, 84-95 (in Russian).; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    USA
     
    • Colorado
      • El Paso Co.
        • Cheyenne District (St. Peters Dome District)
    "Minerals of Colorado, updated & revised", p. 14, by Eckel, Edwin B., 1997
    Minerals of Colorado (1997) Eckels, E. B.
      • Park Co.
        • Micanite District
    Minerals of Colorado (1997) Eckels, E. B.
    • Nevada
      • Mineral Co.
        • Fitting District
          • Gillis Range
    Mineralogical Record: 30: 277-292.
    • New Hampshire
      • Grafton Co.
        • Bethlehem
    Rocks & Minerals Vol.65 No.4; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
    • North Carolina
      • Mitchell Co.
        • Spruce Pine District
          • Spruce Pine
            • Greasy Creek Township
    Warner,Richard.,Poterala,Stephan.,Fleisher,Chris.,(2008) A Note on Uranium Minerals from Spruce Pine Area,North Carolina,pg 34-35,Carolina Geological Society (CGS) 2008 Field Trip,Spruce Pine Mining District,North Carolina
    • Wisconsin
      • Marathon Co.
    Rocks & Min. (2007) 82:233
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