Mineralogy Database

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7938 samples matching your criteria

  • Sample n°6396 : sample with beige-brown-orange samarskite, black columbite
    Minerals: COLUMBITE SAMARSKITE-(Y)
    Year:
    Country: Congo (RDC)
  • Sample n°6401.1 : yellow coating on vein quartz
    Minerals: NONTRONITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6401.2 : black crystals within geode in vein quartz
    Minerals: GALENA
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6401.3 : specular hematite in vein quartz
    Minerals: HEMATITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6401.4 : green coating on fine-grained granite, var. pistachite
    Minerals: EPIDOTE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6401.5 : green crystals on vein quartz
    Minerals: AEGIRINE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6402 : pink block (2 cm)
    Minerals: CANCRINITE
    Year:
    Country: Congo (RDC)
  • Sample n°6405 : rock with massive sulfides and black aggregates
    Minerals: PYRITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6407 : uraninite substrate with complex alteration zones
    Minerals: URANINITE METATORBERNITE URANOPHANE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6408 : crystals (5 mm)
    Minerals: CORUNDUM ZIRCON
    Year: 1958
    Country: Congo (RDC)
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