Mineralogy Database

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7938 samples matching your criteria

  • Sample n°12490 : green clay material with white ring (core section)
    Minerals: ANALCIME
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12521 : well-developed crystals on calcite rhombohedra
    Minerals: CARROLLITE CALCITE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12351 : nodular aggregate
    Minerals: MALACHITE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12545 : sample with soddyite crystals, radial aggregates of uranophane crystals
    Minerals: SODDYITE HETEROGENITE QUARTZ URANOPHANE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12567 : black fragments (1-5 cm)
    Minerals: ILMENITE
    Year:
    Country: Congo (RDC)
  • Sample n°12571 : pegmatite
    Minerals: APATITE HORNBLENDE MICROCLINE CALCITE
    Year: 1974
    Country: Congo (RDC)
  • Sample n°12572 : bright black crystals and needles on vein quartz
    Minerals: GOETHITE HEMATITE QUARTZ
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12573 : blocks of pink crystals
    Minerals: MICROCLINE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12574 : pink gonnardite fibres (originally designated tetranatrolite) and red hematite aggregates in green rock
    Minerals: HEULANDITE GONNARDITE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12576 : sample with aggregates of cuprosklodowskite needles, green-white quartz
    Minerals: CUPROSKLODOWSKITE MALACHITE QUARTZ GOETHITE
    Year: 1971
    Country: Congo (RDC)
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