Mineralogy Database

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7938 samples matching your criteria

  • Sample n°17059 : specimens in UMHK gift case
    Minerals: ARAGONITE BORNITE CARROLLITE CHALCOCITE CHALCOPYRITE CHRYSOCOLLA CUPRITE DIOPTASE DOLOMITE FLUORITE GALENA GOETHITE HEMATITE HETEROGENITE KATANGITE (plancheite) MALACHITE MONAZITE PLANCHEITE PYRITE RENIERITE SMITHSONITE SPHALERITE
    Year:
    Country: Congo (RDC)
  • Sample n°17063 : light to dark blue chrysocolla mass, partially covered by irregular malachite coatings
    Minerals: CHRYSOCOLLA MALACHITE
    Year: 2013
    Country: Congo (RDC)
  • Sample n°17064 : abundant large crystals and aggregates in coarse-crystalline calcite matrix
    Minerals: CARROLLITE
    Year: 2013
    Country: Congo (RDC)
  • Sample n°17065 : plate-shaped fragment composed if interlocking elongated crystals
    Minerals: AZURITE
    Year:
    Country: Congo (RDC)
  • Sample n°17066 : cassiterite along sides of quartz vein
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°17067 : groups of thin irregular threads, var. chacotrichite
    Minerals: CUPRITE
    Year: 2013
    Country: Congo (RDC)
  • Sample n°17068 : coating of well-developed crystals, with associated fine-grained chrysocolla
    Minerals: CHRYSOCOLLA CUPRITE
    Year: 2013
    Country: Congo (RDC)
  • Sample n°17069 : thin coating of fine fibrous hausmannite on manganite
    Minerals: HAUSMANNITE MANGANITE
    Year: 2013
    Country: Congo (RDC)
  • Sample n°17070 : massive metallic block
    Minerals: RENIERITE
    Year: 2013
    Country: Congo (RDC)
  • Sample n°17071 : coating of large well-developed crystals of pinkish cobalt-bearing calcite
    Minerals: CALCITE
    Year: 2013
    Country: Congo (RDC)
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