Mineralogy Database

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7938 samples matching your criteria

  • Sample n°8490 : white fibro-radial asbest-like vein
    Minerals: TREMOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°8497 : white aggregates in lava
    Minerals: LEUCITE NEPHELINE
    Year:
    Country: Congo (RDC)
  • Sample n°8498 : white stalactites (8 cm)
    Minerals: APHTHITALITE
    Year:
    Country: Congo (RDC)
  • Sample n°8502 : scoriaceous lava (volcanic glass), brown reniform surface
    Minerals: unspecified
    Year:
    Country: Congo (RDC)
  • Sample n°8543 : tabular crystal (30 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Congo (RDC)
  • Sample n°8544 : purple micaceous blocks (7 cm)
    Minerals: LEPIDOLITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°8545 : massive blocks (3 cm)
    Minerals: LEPIDOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°8546 : brown micaceous material
    Minerals: VERMICULITE
    Year:
    Country: Congo (RDC)
  • Sample n°8547 : massive blue apatite on rock substrate
    Minerals: APATITE
    Year:
    Country: Congo (RDC)
  • Sample n°8548 : quartz fragments (3 cm) with oriented black prismatic crystals
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
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