Mineralogy Database

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4831 samples matching your criteria

  • Sample n°2124 : yellow chalcopyrite veinlets
    Minerals: CHALCOPYRITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°2125 : coarse-crystalline veins in limestone, with polished section
    Minerals: CHALCOPYRITE RENIERITE
    Year: 1942
    Country: Congo (RDC)
  • Sample n°2126 : black rock with yellow to blue impregnations (chalcopyrite), with polished section
    Minerals: CHALCOPYRITE GALENA SPHALERITE RENIERITE TENNANTITE
    Year:
    Country: Congo (RDC)
  • Sample n°2127 : blue-black metallic mass, with polished section
    Minerals: BORNITE CHALCOPYRITE SPHALERITE TENNANTITE BETEKHTINITE CHALCOCITE GALENA GOETHITE RENIERITE SILVER STROMEYERITE
    Year:
    Country: Congo (RDC)
  • Sample n°2128 : group of large elongated crystals (cm), perpendicular to substrate surface
    Minerals: ARAGONITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°2129 : large nugget of native copper (oxidised)
    Minerals: CUPRITE GOETHITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°2130 : radial aggregates of elongated crystals
    Minerals: CALCITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°2131 : brown sphalerite crystals and yellow chalcocite crystals in white limestone, with polished section
    Minerals: CHALCOCITE CALCITE SPHALERITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°2132 : brown crystals in calcite
    Minerals: SPHALERITE CALCITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°2133 : specular sphalerite in calcite gangue material, with polished section
    Minerals: CALCITE SPHALERITE CHALCOPYRITE COVELLITE PYRITE
    Year: 1941
    Country: Congo (RDC)
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