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Displaying: 1 - 15 15 Records Found
Columbite-(Fe) R050348 Fe2+Nb2O6 California Institute of Technology  Lord Hill mine, Stoneham, Oxford County, Maine, USA view
Columbite-(Fe) R060001 Fe2+Nb2O6 Eric Van Valkenburg  Gypsy mine, Minas Gerais, Brazil view
Columbite-(Mn) R040083 Mn2+Nb2O6 University of Arizona Mineral Museum 10964 Mina Miramica, Santa Cruz, Bolivia view
Columbite-(Mn) R050359 Mn2+Nb2O6 University of Arizona Mineral Museum 5452 Black Hills, South Dakota, USA view
Euxenite-(Y) R060856 (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 Michael Scott S101012 Betafo, Madagascar view
Euxenite-(Y) R070324 (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 James Shigley  Impilahti Parish, Lake Ladoga region, Russia view
Euxenite-(Y) R080101 (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 Michael Scott S101012 Betafo, Madagascar view
Fersmite R060717 (Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6 Michael Scott S101205 Lueshe carbonatite, Kivu Province, Democratic Republic of the Congo view
Ixiolite R070289 (Ta,Mn,Nb)O2 Michael Scott S105141 Voroni Tundra, Kola Peninsula, Russia view
Ixiolite R070495 (Ta,Mn,Nb)O2 Michael Scott S105768 Alto Ligonha pegmatite, Alto Ligonha District, Zambezia Province, Mozambique view
Scrutinyite R080018 PbO2 William W. Pinch  Snake Pit, lower Mex-Tex mine, Hansonburg District, Socorro County, New Mexico, USA view
Tantalite-(Fe) R070548 Fe2+Ta2O6 James Shigley  Grizzly Bear Gulch, Black Hills, Custer County, South Dakota, USA view
Tantalite-(Mn) R050600 Mn2+Ta2O6 Wayne Thompson  Shengus, Pakistan view
Tantalite-(Mn) R060252 Mn2+Ta2O6 William W. Pinch  Kohtokay mine, Xinjiang Autonomous Region, China view
Tantalite-(Mn) R060415 Mn2+Ta2O6 Herb Obodda 108 Nuristan, Laghman Province, Afghanistan view
Displaying: 1 - 15 15 Records Found
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