Mineralogy Database

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1547 samples matching your criteria

  • Sample n°10650 : sample with golden-yellow uranophane-beta, autunite as impregnations, pyrolusite dendrites, in pegmatite
    Minerals: URANOPHANE-BETA AUTUNITE PYROLUSITE
    Year: 1965
    Country: Rwanda
  • Sample n°10651 : sample with meta-autunite as impregnations in pegmatite
    Minerals: META-AUTUNITE
    Year: 1965
    Country: Rwanda
  • Sample n°10652 : sample with autunite as impregnations on a muscovite sheet
    Minerals: AUTUNITE MUSCOVITE
    Year: 1965
    Country: Rwanda
  • Sample n°10653 : mixed fragment with quartz (8 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°10654 : blue tabular crystals (2 cm) on quartz
    Minerals: FLUORAPATITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°10655 : impure colourless concentrate (5 mm)
    Minerals: TOPAZ
    Year:
    Country: Rwanda
  • Sample n°10658 : mixed phosphates (15 cm)
    Minerals: CHILDRENITE EOSPHORITE HUREAULITE LITHIOPHILITE PHOSPHOSIDERITE STEWARTITE
    Year: 1965
    Country: Rwanda
  • Sample n°10659 : pale green blocks
    Minerals: LITHIOPHILITE
    Year: 1965
    Country: Rwanda
  • Sample n°10660 : mixed phosphates (15 cm)
    Minerals: HUREAULITE LITHIOPHILITE TAVORITE BARBOSALITE PHOSPHOSIDERITE
    Year: 1965
    Country: Rwanda
  • Sample n°10662 : brown bundles and fibro-radial layers on manganese oxides
    Minerals: FRONDELITE CRYPTOMELANE
    Year: 1965
    Country: Rwanda
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