Mineralogy Database

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183 samples matching your criteria

  • Sample n°4759 : pegmatite with green mica
    Minerals: MUSCOVITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4799 : black rounded crystal (4 cm)
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°5461 : white massive blocks (20 cm)
    Minerals: MONTEBRASITE WAVELLITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5462 : striated black block (7 cm)
    Minerals: COLUMBITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5463 : mineralised pegmatite
    Minerals: BERYL COLUMBITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5951 : sample with yellow threadgoldite plates, amber-coloured upalite needles, small canary-yellow althupite crystals, yellow/amber-coloured upalite crystals on trheadgoldite, felty acicular canary-yellow phospuranylite on mica
    Minerals: ALTHUPITE THREADGOLDITE UPALITE COLUMBITE PHOSPHURANYLITE ZIRCON
    Year: 1957
    Country: Congo (RDC)
  • Sample n°6004 : sample with bolivarite (uranium-bearing), pink to grey fluorapatite, brown lithiophorite in bolivarite, bright black columbite
    Minerals: BOLIVARITE COERULEOLACTITE COLUMBITE FLUORAPATITE LITHIOPHORITE TANTALITE
    Year: 1957
    Country: Congo (RDC)
  • Sample n°6178 : sample with gold-yellow althupite crystals, yellow phuralumite crystals, pale yellow furongite lamellae, white rutherfordine needles
    Minerals: ALTHUPITE FURONGITE PHURALUMITE RUTHERFORDINE ZIRCON
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6179 : sample with yellow transparent tabular phuralumite crystals
    Minerals: PHURALUMITE COLUMBITE TANTALITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6180 : sample with white fluorescent mica-like threadgoldite, light yellow zairite, golden-yellow ranunculite crystals/nodules in cavities
    Minerals: THREADGOLDITE RANUNCULITE ZAIRITE
    Year: 1958
    Country: Congo (RDC)
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