Mineralogy Database

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7938 samples matching your criteria

  • Sample n°1676 : crystals (2 cm) on bitumen
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1682 : plates
    Minerals: GYPSUM
    Year:
    Country: Congo (RDC)
  • Sample n°1687 : red round crystals (1 cm) in amphibolite
    Minerals: GARNET
    Year:
    Country: Congo (RDC)
  • Sample n°1688 : black needles in quartz
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1689 : debris
    Minerals: GYPSUM
    Year:
    Country: Congo (RDC)
  • Sample n°1690 : brown block
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°1692 : black reniform block
    Minerals: MANGANESE OXIDES
    Year:
    Country: Congo (RDC)
  • Sample n°1693 : pyrolusite dendrite in relief on ferruginous substrate
    Minerals: PYROLUSITE
    Year:
    Country: Congo (RDC)
  • Sample n°1697 : transparent plate (8 cm)
    Minerals: GYPSUM
    Year:
    Country: Congo (RDC)
  • Sample n°1699 : gypsum plates (20 cm) and yellow powder (natrojarosite)
    Minerals: GYPSUM NATROJAROSITE
    Year:
    Country: Congo (RDC)
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