Mineralogy Database

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327 samples matching your criteria

  • Sample n°1557 : massive block (10 cm)
    Minerals: PYRITE
    Year:
    Country: Congo (RDC)
  • Sample n°1558 : breccious ferruginous substrate with manganse oxides
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°1564 : red equant crystals (7 mm) in metamorphic rock matrix
    Minerals: GARNET
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1566 : red equant crystals and black needles in micaschist
    Minerals: GARNET AMPHIBOLE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1579 : massive red
    Minerals: HEMATITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1580 : banded iron formation
    Minerals: HEMATITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1582 : small pyramidal crytals on schist
    Minerals: ARSENOPYRITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1583 : plate-shaped crystals on rock substrate
    Minerals: BIOTITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1584 : grains (50 g)
    Minerals: GOLD
    Year:
    Country: Congo (RDC)
  • Sample n°1586 : sample composed of small concretions
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
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