Welcome to the RRUFF Project website containing an integrated database of Raman spectra, X-ray diffraction and chemistry data for minerals.

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Displaying: 1 - 5 5 Records Found
  NAMES RRUFF ID IDEAL CHEMISTRY SOURCE LOCALITY OPTIONS
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-(Fe) R070161 Fe2+Nb2O6 James Shigley  Tveit mine, Iveland, Setesdal Valley, Aust-Agder, Norway 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
Displaying: 1 - 5 5 Records Found
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