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Plumbopyrochlore (of Skorobogatova et al.)

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Formula:
A2Nb2(O,OH)6Z
Colour:
Dark brown (interior), greenish yellow to red (exterior)
Hardness:
4½ - 5½
A variety of Pyrochlore Group


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Classification of Plumbopyrochlore (of Skorobogatova et al.)Hide

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
8.2.1.6

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
2 : A2B2O6(O,OH,F)
18.1.25

18 : Niobates and Tantalates
1 : Niobates and tantalates containing neither rare earths nor U

Physical Properties of Plumbopyrochlore (of Skorobogatova et al.)Hide

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

Chemical Properties of Plumbopyrochlore (of Skorobogatova et al.)Hide

Formula:
A2Nb2(O,OH)6Z

First Recorded Occurrence of Plumbopyrochlore (of Skorobogatova et al.)Hide

Other Language Names for Plumbopyrochlore (of Skorobogatova et al.)Hide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Zircon1 photo of Plumbopyrochlore (of Skorobogatova et al.) associated with Zircon on mindat.org.
Pyrochlore Group1 photo of Plumbopyrochlore (of Skorobogatova et al.) associated with Pyrochlore Group on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.DH.05Brannerite(U4+,REE,Th,Ca)(Ti,Fe3+,Nb)2(O,OH)6Mon. 2/m : B2/m
4.DH.05OrthobranneriteU4+U6+Ti4O12(OH)2Orth.
4.DH.05Thorutite(Th,U,Ca)Ti2(O,OH)6Mon.
4.DH.10KassiteCaTi2O4(OH)2Orth.
4.DH.10Lucasite-(Ce)CeTi2(O,OH)6Mon.
4.DH.15Bariomicrolite (of Hogarth 1977)Iso. m3m (4/m 3 2/m) : Fd3m
4.DH.15Betafite (of Hogarth 1977)A2-mB2X6-wY1+wIso. m3m (4/m 3 2/m) : Fd3m
4.DH.15Bismutomicrolite (of Hogarth 1977)Iso. m3m (4/m 3 2/m) : Fd3m
4.DH.15Calciobetafite (of Mazzi & Munno)(Ca,Na)2(Nb,Ti)2(O,OH)7
4.DH.15Ceriopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
4.DH.15JixianitePb(W,Fe3+)2(O,OH)7Iso. m3m (4/m 3 2/m) : Fd3m
4.DH.15Hydropyrochlore(H2O,□)2Nb2(O,OH)6(H2O)Iso. m3m (4/m 3 2/m) : Fd3m
4.DH.15Natrobistantite
4.DH.15Plumbomicrolite (of Hogarth 1977)
4.DH.15Plumbobetafite (of Hogarth 1977)A2-mB2X6-wY1-n
4.DH.15Stibiomicrolite (of Groat et al.)
4.DH.15Strontiopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
4.DH.15Stannomicrolite (of Hogarth 1977)
4.DH.15Stibiobetafite (of Černý et al.)A2-mB2X6-wY1-nIso.
4.DH.15Uranpyrochlore (of Hogarth 1977)(U,Ca,Ce)2(Nb,Ta)2O6(OH,F)Iso.
4.DH.15Yttropyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
4.DH.15Fluornatromicrolite(Na1.5Bi0.5)Ta2O6FIso. m3m (4/m 3 2/m) : Fd3m
4.DH.15Bismutopyrochlore (of Chukanov et al.)A2Nb2(O,OH)6ZAmor.
4.DH.15Hydrokenoelsmoreite2W2O6(H2O)Iso. m3m (4/m 3 2/m) : Fd3m
4.DH.20BismutostibiconiteBi(Sb5+,Fe3+)2O7Iso. m3m (4/m 3 2/m) : Fd3m
4.DH.20BindheimitePb2Sb2O6OIso. m3m (4/m 3 2/m) : Fd3m
4.DH.20MonimoliteIso. m3m (4/m 3 2/m)
4.DH.20CuproroméiteCu2Sb2(O,OH)7Iso.
4.DH.20StetefeldtiteAg2Sb2(O,OH)7Iso.
4.DH.20Stibiconite(Sb,O,OH) ?
4.DH.25RosiaitePbSb5+2O6Trig. 3m (3 2/m) : P3 1m
4.DH.30ZirconoliteCaZrTi2O7Orth.
4.DH.35LiandratiteU(Nb,Ta)2O8Trig.
4.DH.35PetscheckiteUFe(Nb,Ta)2O8Hex.
4.DH.40IngersoniteCa3Mn2+Sb5+4O14Trig. 3 2 : P31 2 1
4.DH.45PittongiteNa0.22(W,Fe3+)(O,OH)3 · 0.44H2OHex. 6 m2 : P6m2

Related Minerals - Dana Grouping (8th Ed.)Hide

8.2.1.1Pyrochlore GroupA2Nb2(O,OH)6Z
8.2.1.2Hydropyrochlore(H2O,□)2Nb2(O,OH)6(H2O)Iso. m3m (4/m 3 2/m) : Fd3m
8.2.1.3Bariopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6ZIso. m3m (4/m 3 2/m) : Fd3m
8.2.1.4Yttropyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
8.2.1.5Ceriopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
8.2.1.7Uranpyrochlore (of Hogarth 1977)(U,Ca,Ce)2(Nb,Ta)2O6(OH,F)Iso.
8.2.1.8Strontiopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

18.1.1LithiotantiteLiTa3O8Mon.
18.1.2LueshiteNaNbO3Orth. mmm (2/m 2/m 2/m)
18.1.3NatroniobiteNaNbO3Mon.
18.1.4FranconiteNa(Nb2O5)(OH) · 3H2OMon.
18.1.5NatrotantiteNa2Ta4O11Mon.
18.1.6IrtyshiteNa2(Ta,Nb)4O11Hex.
18.1.7Rankamaite(Na,K)3(Ta,Nb,Al)11(O,OH)31Orth. mmm (2/m 2/m 2/m) : Cmmm
18.1.8Hydropyrochlore(H2O,□)2Nb2(O,OH)6(H2O)Iso. m3m (4/m 3 2/m) : Fd3m
18.1.9CalciotantiteCaTa4O11Hex.
18.1.10RynersoniteCaTa2O6Orth. mmm (2/m 2/m 2/m)
18.1.11Microlite GroupIso. m3m (4/m 3 2/m) : Fd3m
18.1.12BelyankiniteCa1-2(Ti,Nb)5O12 · 9H2O (?)Amor.
18.1.13LatrappiteCa2NbFe3+O6Orth. mmm (2/m 2/m 2/m) : Pnma
18.1.14Hochelagaite(Ca,Na,Sr)(Nb,Ti,Si,Al)4O11 · 8H2OMon.
18.1.15Bariomicrolite (of Hogarth 1977)Iso. m3m (4/m 3 2/m) : Fd3m
18.1.16ParabariomicroliteBaTa4O10(OH)2 · 2H2OTrig.
18.1.17Bariopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6ZIso. m3m (4/m 3 2/m) : Fd3m
18.1.18AlumotantiteAlTaO4Orth. mmm (2/m 2/m 2/m) : Pbcn
18.1.19SimpsoniteAl4(Ta,Nb)3O13(OH,F)Trig. 3 : P3
18.1.20Sosedkoite(K,Na)5Al2(Ta,Nb)22O60Orth.
18.1.21Thoreaulite(Sn2+,Pb)(Ta,Nb)2O6Mon.
18.1.22Stannomicrolite (of Hogarth 1977)
18.1.23FoorditeSn2+(Nb,Ta)2O6Mon. 2/m : B2/b
18.1.24ChangbaiitePbNb2O6Trig.
18.1.26Plumbomicrolite (of Hogarth 1977)
18.1.27StibiocolumbiteSb(Nb,Ta)O4Orth. mm2
18.1.28StibiotantaliteSb(Ta,Nb)O4Orth. mm2
18.1.29Natrobistantite
18.1.30Cesplumtantite(Cs,Na)2(Pb,Sb3+)3Ta8O24Tet.
18.1.31Stibiomicrolite (of Groat et al.)
18.1.32Cesstibtantite
18.1.34BismutotantaliteBi(Ta,Nb)O4Orth.
18.1.35Bismutomicrolite (of Hogarth 1977)Iso. m3m (4/m 3 2/m) : Fd3m
18.1.36Tantalite-(Mn)MnTa2O6Orth. mmm (2/m 2/m 2/m) : Pbcn
18.1.37Gerasimovskite(Mn,Ca)(Nb,Ti)5O12 · 9H2O
18.1.38Tapiolite-(Mn)(Mn,Fe)(Ta,Nb)2O6Tet. 4/mmm (4/m 2/m 2/m) : P42/mnm
18.1.39Columbite-(Mn)(Mn,Fe)(Nb,Ta)2O6Orth. mmm (2/m 2/m 2/m) : Pbcn
18.1.40WodginiteMn2+Sn4+Ta2O8Mon.
18.1.41Ixiolite(Ta,Nb,Sn,Fe,Mn)4O8Orth.
18.1.42Columbite-(Fe)FeNb2O6Orth. mmm (2/m 2/m 2/m) : Pbcn
18.1.43Tantalite-(Fe)FeTa2O6Orth. mmm (2/m 2/m 2/m) : Pbcn
18.1.44ColumbiteOrth. mmm (2/m 2/m 2/m) : Pbcn
18.1.45Tantalite(Mn,Fe)(Ta,Nb)2O6
18.1.46Tapiolite(Fe,Mn)(Ta,Nb)2O6Tet. 4/mmm (4/m 2/m 2/m)
18.1.47Tapiolite-(Fe)(Fe,Mn)(Ta,Nb)2O6Tet. 4/mmm (4/m 2/m 2/m) : P42/mnm
18.1.48Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6Orth.
18.1.50Strüverite(Ti,Ta,Fe)O2
18.1.51 Staringite(Fe,Mn)x(Ta,Nb)2xSn6-3xO12

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.

References for Plumbopyrochlore (of Skorobogatova et al.)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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.)Hide

Localities for Plumbopyrochlore (of Skorobogatova et al.)Hide

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.
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.
Egypt
 
  • Red Sea Governorate
    • Eastern Desert
Mohamed, A. (2013). Mineral chemistry and genesis of Zr, Th, U, Nb, Pb, P, Ce and F enriched peralkaline granites of El-Sibai shear zone, central Eastern Desert, Egypt.
France
 
  • Occitanie
    • 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
P.M. Kartashov analytical data
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
 
  • Amambay 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
 
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
        • Ilmen Mts
          • Ilmen Natural Reserve
Galina Gubko, Natalia Levtsova (2009) Blyum Pit in the Ilmeny Mountains. Fifth International Symposium Mineral Diversity Research and Preservation pp59-64
  • Western-Siberian Region
    • Polar Urals
      • Yamalo-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.
      • Wausau Intrusive Complex
        • Nine Mile pluton
Rocks & Min. (2007) 82:233
Mineral and/or Locality  
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