Mindat Logo

Plumbopyrochlore

Formula:
(Pb,Y,U,Ca)
 
2-x
Nb
 
2
O
 
6
(OH)
Colour:Dark brown (interior), ...Hardness:4½ - 5½


Pyrochlore Group. Pyrochlore Subgroup. The lead analogue of the other members of the Pyrochlore Subgroup and the niobium analogue of Plumbobetafite and Plumbomicrolite.

Classification of Plumbopyrochlore

IMA status:Approved
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
mindat.org URL:http://www.mindat.org/min-3228.html
Please feel free to link to this page.

Type Occurrence of Plumbopyrochlore

Type Locality:Tai-Keu REE-Nb occurrence, Labytnangi, Polar Urals, Tyumenskaya Oblast', Western-Siberian Region, Russia
Year of Discovery:1966

Physical Properties of Plumbopyrochlore

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

Chemical Properties of Plumbopyrochlore

Formula:
(Pb,Y,U,Ca)
 
2-x
Nb
 
2
O
 
6
(OH)
Essential elements:H, Nb, O, Pb
All elements listed in formula:Ca, H, Nb, O, Pb, U, Y

Relationship of Plumbopyrochlore to other Species

Related to:
  • Pyrochlore Group
  • Pyrochlore Subgroup
  • Related Minerals - Nickel-Strunz Grouping):
    4.DH.05Brannerite
    (U
    4+
     
    ,Ca)(Ti,Fe
    3+
     
    )
     
    2
    O
     
    6
    4.DH.05Orthobrannerite
    UTi
     
    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.15Alumotungstite
    (W,Al)(O,OH)
     
    3
    4.DH.15Bariomicrolite
    Ba(Ta,Nb)
     
    2
    (O,OH)
     
    7
    4.DH.15Bariopyrochlore
    (Ba,Sr)
     
    2
    (Nb,Ti)
     
    2
    (O,OH)
     
    7
    4.DH.15Betafite
    (Ca,U)
     
    2
    (Ti,Nb)
     
    2
    O
     
    6
    (OH)
    4.DH.15Bismutomicrolite
    (Bi,Ca)(Ta,Nb)
     
    2
    O
     
    6
    (OH)
    4.DH.15Calciobetafite
    (Ca,RE,Th,U)
     
    2
    (Nb,Ta,Ti)
     
    2
    O
     
    7
    4.DH.15Ceriopyrochlore-(Ce)
    (Ce,Ca,Y)
     
    2
    (Nb,Ta)
     
    2
    O
     
    6
    (OH,F)
    4.DH.15Cesstibtantite
    (Cs,Na)SbTa
     
    4
    O
     
    12
    4.DH.15Ferritungstite
    (W,Fe
    3+
     
    )(O,OH)
     
    3
    4.DH.15Jixianite
    Pb(W,Fe
    3+
     
    )
     
    2
    (O,OH)
     
    7
    4.DH.15Kalipyrochlore
    (K,Sr)
     
    2-x
    Nb
     
    2
    O
     
    6
    (O,OH)·nH
     
    2
    O
    4.DH.15Microlite
    (Ca,Na)
     
    2
    Ta
     
    2
    O
     
    6
    (O,OH,F)
    4.DH.15Natrobistantite
    (Na,Cs)Bi(Ta,Nb,Sb)
     
    4
    O
     
    12
    4.DH.15Plumbomicrolite
    (Pb,Ca,U)
     
    2
    Ta
     
    2
    O
     
    6
    (OH)
    4.DH.15Plumbobetafite
    (Pb,U,Ca)(Ti,Nb)
     
    2
    O
     
    6
    (OH,F)
    4.DH.15Pyrochlore
    (Ca,Na)
     
    2
    Nb
     
    2
    O
     
    6
    (OH,F)
    4.DH.15Stibiomicrolite
    (Sb,Ca,Na)
     
    2
    (Ta,Nb)
     
    2
    O
     
    7
    4.DH.15Strontiopyrochlore
    (Sr,Ce,Ca)
     
    0.66
    (Nb,Fe)
     
    2
    (O,OH)
     
    7
    4.DH.15Stannomicrolite
    (Sn,Fe,Mn)
     
    2
    (Ta,Nb,Sn)
     
    2
    (O,OH)
     
    7
    4.DH.15Stibiobetafite
    (Sb,Ca)
     
    2
    (Ti,Nb,Ta)
     
    2
    (O,OH)
     
    7
    4.DH.15Uranmicrolite
    (U,Ca,Ce)
     
    2
    (Ta,Nb)
     
    2
    O
     
    6
    (OH,F)
    4.DH.15Uranpyrochlore
    (U,Ca,Ce)
     
    2
    (Nb,Ta)
     
    2
    O
     
    6
    (OH,F)
    4.DH.15Yttrobetafite-(Y)
    (Y,U,Ce)
     
    2
    (Ti,Nb,Ta)
     
    2
    O
     
    6
    OH
    4.DH.15Yttropyrochlore-(Y)
    (Y,Na,Ca,U)
     
    1-2
    (Nb,Ta,Ti)
     
    2
    (O,OH)
     
    7
    4.DH.15Fluornatromicrolite
    (Na,Ca,Bi)
     
    2
    Ta
     
    2
    O
     
    6
    F
    4.DH.15Bismutopyrochlore
    (Bi,U,Ca,Pb)
     
    1+x
    (Nb,Ta)
     
    2
    O
     
    6
    (OH)·nH
     
    2
    O
    4.DH.15Thorian Pyrochlore
    4.DH.15Elsmoreite
    WO
     
    3
    ·0.5H
     
    2
    O
    4.DH.20Bismutostibiconite
    Bi(Sb
    5+
     
    ,Fe
    3+
     
    )
     
    2
    O
     
    7
    4.DH.20Bindheimite
    Pb
     
    2
    Sb
     
    2
    O
     
    6
    (O,OH)
    4.DH.20Monimolite
    (Pb,Ca,Fe)
     
    3
    Sb
     
    2
    O
     
    7
    4.DH.20Partzite
    Cu
     
    2
    Sb
     
    2
    (O,OH)
     
    7
    4.DH.20Roméite
    (Ca,Fe,Mn,Na)
     
    2
    (Sb,Ti)
     
    2
    O
     
    6
    (O,OH,F)
    4.DH.20Stetefeldtite
    Ag
     
    2
    Sb
     
    2
    (O,OH)
     
    7
    4.DH.20Stibiconite
    SbSb
     
    2
    O
     
    6
    (OH)
    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,Pb,Li)
     
    3
    (Ta,Nb,Al)
     
    11
    (O,OH)
     
    30
    18.1.8Kalipyrochlore
    (K,Sr)
     
    2-x
    Nb
     
    2
    O
     
    6
    (O,OH)·nH
     
    2
    O
    18.1.9Calciotantite
    CaTa
     
    4
    O
     
    11
    18.1.10Rynersonite
    Ca(Ta,Nb)
     
    2
    O
     
    6
    18.1.11Microlite
    (Ca,Na)
     
    2
    Ta
     
    2
    O
     
    6
    (O,OH,F)
    18.1.12Belyankinite
    Ca
     
    1-2
    (Ti,Zr,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
    Ba(Ta,Nb)
     
    2
    (O,OH)
     
    7
    18.1.16Parabariomicrolite
    BaTa
     
    4
    O
     
    10
    (OH)
     
    2
    ·2H
     
    2
    O
    18.1.17Bariopyrochlore
    (Ba,Sr)
     
    2
    (Nb,Ti)
     
    2
    (O,OH)
     
    7
    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
    SnTa
     
    2
    O
     
    6
    18.1.22Stannomicrolite
    (Sn,Fe,Mn)
     
    2
    (Ta,Nb,Sn)
     
    2
    (O,OH)
     
    7
    18.1.23Foordite
    (Sn,Pb)(Nb,Ta)
     
    2
    O
     
    6
    18.1.24Changbaiite
    PbNb
     
    2
    O
     
    6
    18.1.26Plumbomicrolite
    (Pb,Ca,U)
     
    2
    Ta
     
    2
    O
     
    6
    (OH)
    18.1.27Stibiocolumbite
    Sb(Nb,Ta)O
     
    4
    18.1.28Stibiotantalite
    Sb(Ta,Nb)O
     
    4
    18.1.29Natrobistantite
    (Na,Cs)Bi(Ta,Nb,Sb)
     
    4
    O
     
    12
    18.1.30Cesplumtantite
    (Cs,Na)
     
    2
    (Pb,Sb
    3+
     
    )
     
    3
    Ta
     
    8
    O
     
    24
    18.1.31Stibiomicrolite
    (Sb,Ca,Na)
     
    2
    (Ta,Nb)
     
    2
    O
     
    7
    18.1.32Cesstibtantite
    (Cs,Na)SbTa
     
    4
    O
     
    12
    18.1.33 Stibobetafite
    (Ca,Sb)
     
    2
    (Ti,Nb,Ta)
     
    2
    (O,OH)
     
    7
    18.1.34Bismutotantalite
    Bi(Ta,Nb)O
     
    4
    18.1.35Bismutomicrolite
    (Bi,Ca)(Ta,Nb)
     
    2
    O
     
    6
    (OH)
    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

    German names:
    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

    Reference List:American Mineralogist (1977): 62: 403.

    Internet Links for Plumbopyrochlore

    Search Engines:
  • Look for Plumbopyrochlore on Google
  • Look for Plumbopyrochlore images on Google
  • External Links:
  • Look for Plumbopyrochlore on Webmineral
  • Look for Plumbopyrochlore on Athena Mineralogy
  • Look for Plumbopyrochlore on Wikipedia
  • Look for Plumbopyrochlore on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Plumbopyrochlore in the Natural History Museum (London) online catalogue
  • Plumbopyrochlore details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Top quality minerals from Kristalle of California
  • Wilensky Fine Minerals
  • Fabre Minerals - search for Plumbopyrochlore specimens
  • Search for Plumbopyrochlore on minvision.com
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Lapis Mineral Magazin
  • The Arkenstone - Fine Minerals
  • Search for Plumbopyrochlore at Thames Valley Minerals
  • Buy Minerals and Crystals from Crystalarium.com
  • Find Plumbopyrochlore on www.crystalclassics.co.uk
  • Buy Fine Minerals from mineralsweb.com
  • Jobs:
  • Mining & Geology Jobs
  • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Localities for Plumbopyrochlore

    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.
    These maps work faster with Firefox!
    (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.
    China
     
    • Inner Mongolia Autonomous Region
      • Baotou League
        • Darhan Muminggan United Banner
          • 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
    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.
    Mongolia
     
    • Hovd Aimag (Khovd Aimag)
      • Altai Mts
    P.M. Kartashov data
    North Korea
     
    • Kangwon Province
      • Pyonggang-gun
    Pavel M. Kartashov data
    Paraguay
     
    • Concepción Department
    Alan R. Woolley: Alkaline Rocks and Carbonatites of the World, part 1, 206 (BMNH, London, 1987)
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Western Keivy Massif
    A.V. Voloshin, Ya.A. Pakhomovskii Minerals and mineralformation evolution in amazonite pegmatites of Kola peninsula, - Leningrad, Nauka, 1986, pp.168.
    • Western-Siberian Region
      • Tyumenskaya Oblast'
        • Polar Urals
          • Labytnangi
    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
    • Washington
      • Okanogan Co.
        • Golden Horn Batholith
    P.M. Kartashov data and specimen
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2008. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.