Mineralogy Database

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1477 samples matching your criteria

  • Sample n°6565 : yellow and brown crystals in geodic vein quartz
    Minerals: CASSITERITE PYRITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°6570 : lateritic material
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°6573 : white vein (1 cm) in large quartz fragment
    Minerals: GYPSUM ARAGONITE
    Year:
    Country: Congo (RDC)
  • Sample n°6574 : black crystals in micaschist
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°6600.1 : sample with veinlet of bright golden-yellow triangulite scales, threadgoldite as small greenish white mica-like plates and as green fluorescent veinlet
    Minerals: TRIANGULITE THREADGOLDITE
    Year:
    Country: Congo (RDC)
  • Sample n°6600.2 : sample with white powdery sabugalite in massive yellow althupite, althupite possibly pseudomorphic after apatite
    Minerals: ALTHUPITE SABUGALITE
    Year:
    Country: Congo (RDC)
  • Sample n°6601 : sample with well-developed greenish yellow moreauite crystals in geode, ranunculite as golden-yellow nodules and crystals
    Minerals: MOREAUITE APATITE RANUNCULITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°6602 : sample with ranunculite as yellow powder in small veins
    Minerals: RANUNCULITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°7015 : blue fragment (15 mm)
    Minerals: CORUNDUM
    Year:
    Country: Congo (RDC)
  • Sample n°7016 : bluish fragment (3 cm)
    Minerals: CORUNDUM
    Year:
    Country: Congo (RDC)
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