Mineralogy Database

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330 samples matching your criteria

  • Sample n°13254 : blue mass with conchoidal fracture (quartz), yellow powder (mottramite)
    Minerals: MOTTRAMITE QUARTZ
    Year: 1975
    Country: Congo (RDC)
  • Sample n°13255 : pale green debris with conchoidal fracture
    Minerals: QUARTZ KATANGITE (plancheite)
    Year: 1975
    Country: Congo (RDC)
  • Sample n°13256 : dark brown earthy debris, lampadite
    Minerals: TENORITE ASBOLANE GOETHITE
    Year: 1975
    Country: Congo (RDC)
  • Sample n°15803 : dark reddish crystals
    Minerals: PYROPE
    Year:
    Country: Congo (RDC)
  • Sample n°1103 : concentrate (various minerals)
    Minerals: unidentified
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1104 : concentrate (various minerals)
    Minerals: unidentified
    Year: 1938
    Country: Congo (RDC)
  • Sample n°267 : fragments with small quartz crystals, accessory anhydrite
    Minerals: QUARTZ ANHYDRITE
    Year: 1910
    Country: Congo (RDC)
  • Sample n°4211 : diamond-bearing concentrate
    Minerals: DIAMOND QUARTZ GARNET
    Year: 1954
    Country: Congo (RDC)
  • Sample n°16198 : plate-shaped fragments
    Minerals: BIOTITE
    Year:
    Country: Congo (RDC)
  • Sample n°1065 : greenish coating
    Minerals: OPAL
    Year: 1936
    Country: Congo (RDC)
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