Mineralogy Database

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1477 samples matching your criteria

  • Sample n°12752 : brown crystals in quartz
    Minerals: CASSITERITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12753 : altered massive sulfides
    Minerals: ARSENOPYRITE SCORODITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12754 : earthy green blocks
    Minerals: HALLOYSITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12755 : brown concentrate (1 cm)
    Minerals: WOLFRAMITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12756 : black graphite on quartz vein
    Minerals: GRAPHITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12757 : altered mixed sulfides in quartz
    Minerals: ARSENOPYRITE PYRITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12758 : debris of black crystals
    Minerals: COLUMBITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12759 : fibrous aggregates of pale green quartz and white tourmaline (15 cm)
    Minerals: QUARTZ TOURMALINE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12760 : geodic block with black wolframite crystals and brown cassiterite crystals
    Minerals: WOLFRAMITE CASSITERITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12761 : crystal with hexagonal form (7 cm)
    Minerals: MUSCOVITE
    Year: 1972
    Country: Congo (RDC)
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