Mineralogy Database

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1477 samples matching your criteria

  • Sample n°8725 : pink spherical crystals (1 cm) in biotite-bearing micaschist
    Minerals: PYROPE BIOTITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8747 : geode with brown spheres (1 cm) in basalt
    Minerals: SIDERITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8748 : large crystals (12 cm)
    Minerals: MUSCOVITE BERYL
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8753 : spots in vein quartz
    Minerals: PYRITE QUARTZ
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8754 : geodic block with rust-coloured surface
    Minerals: PHARMACOSIDERITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8755 : greenish geodic blocks with rust-coloured coatings
    Minerals: SCORODITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8756.1 : sample with yellow to white and yellow-orange phosphuranylite plates and yellow-orange phosphuranylite powder, golden-yellow triangulite nodules, white mica-like threadgoldite, green meta-autunite plates
    Minerals: PHOSPHURANYLITE TRIANGULITE BERYL COLUMBITE META-AUTUNITE THREADGOLDITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8756.2 : sample with meta-autunite and columbite in beryl-bearing pegmatite
    Minerals: META-AUTUNITE COLUMBITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8757 : blocks of mixed phosphates (15 cm), with fibrous frondelite crust
    Minerals: FRONDELITE PHOSPHOSIDERITE MITRIDATITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8758 : white massive block (6 cm)
    Minerals: WAVELLITE MONTEBRASITE
    Year: 1960
    Country: Congo (RDC)
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