Mineralogy Database

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379 samples matching your criteria

  • Sample n°9835 : black plates (6 cm) in carbonatite gangue material
    Minerals: BIOTITE
    Year: 1962
    Country: Congo (RDC)
  • Sample n°9839 : carbonatite with black tourmaline
    Minerals: TOURMALINE CALCITE
    Year: 1962
    Country: Congo (RDC)
  • Sample n°9851 : sample with furongite as transparent pale yellow crystals, mundite as white plates and as crust of golden-yellow plates, moreauite as canary-yellow crystals/spheres and powder
    Minerals: FURONGITE MOREAUITE MUNDITE BERYL META-AUTUNITE
    Year:
    Country: Congo (RDC)
  • Sample n°9852 : sample with small veins of yellow phuralumite crystals, ranunculite as yellow crusts and nodules, white coeruleolactite, little columbite
    Minerals: PHURALUMITE RANUNCULITE COERULEOLACTITE COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°9853 : sample with various types of unidentified uraniferous minerals
    Minerals: COLUMBITE ZIRCON
    Year:
    Country: Congo (RDC)
  • Sample n°9854 : sample with greenish withe micaceous threadgoldite, greenish yellow mundite plates, yellow-green meta-autunite (strongly altered), little columbite
    Minerals: MUNDITE THREADGOLDITE BERYL COLUMBITE META-AUTUNITE
    Year:
    Country: Congo (RDC)
  • Sample n°9855 : sample with threadgoldite as radial aggregates and nodules, small lemon-yellow moreauite crystals, ranuculite as orange-yellow powder with some reflecting crystal faces
    Minerals: MOREAUITE THREADGOLDITE RANUNCULITE
    Year:
    Country: Congo (RDC)
  • Sample n°9856 : sample with ranunculite as orange nodules with some reflecting crystal faces, traces of metatorbernite
    Minerals: RANUNCULITE METATORBERNITE
    Year:
    Country: Congo (RDC)
  • Sample n°9857 : sample with greenish yellow to white meta-autunite crystals (hexagonal forms), ranunculite crust (low quantity), grey apatite
    Minerals: META-AUTUNITE APATITE RANUNCULITE
    Year:
    Country: Congo (RDC)
  • Sample n°9858 : sample with golden-yellow ranunculite nodules, white to yellow mica-like threadgoldite, phosphuranylite as yellow powder, grey apatite
    Minerals: RANUNCULITE THREADGOLDITE APATITE PHOSPHURANYLITE TOURMALINE
    Year:
    Country: Congo (RDC)
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