Mineralogy Database

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442 samples matching your criteria

  • Sample n°11236.2 : rhombohedral crystal (6 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°11237 : stacked green micaceuos tabular crystals
    Minerals: TREMOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°11238 : specular sheet in quartzite
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°11738 : yellow powder on granite
    Minerals: SULPHUR
    Year: 1965
    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°12948 : concentrate composed of pink octahedral crystals (4 mm)
    Minerals: MAGNETITE
    Year: 1972
    Country: Congo (RDC)
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