Mineralogy Database

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7938 samples matching your criteria

  • Sample n°1300 : fragment with wide range of colours
    Minerals: SPHALERITE BORNITE CHALCOPYRITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°1301 : thick green-blue coarse-crystalline coating
    Minerals: HEMIMORPHITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°1302 : light blue hemimorphite, fine pale blue aurichalcite
    Minerals: HEMIMORPHITE AURICHALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°1303 : white cerussite crystals covered by malachite on iron-rich rock substrate
    Minerals: CERUSSITE LINNAEITE MALACHITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°1304 : malachite nodules, banded heterogenite
    Minerals: HETEROGENITE CHRYSOCOLLA MALACHITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°1306 : small bright black crystals on iron-rich rock substrate
    Minerals: DESCLOIZITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°1309 : crystals (6 cm) in vein quartz
    Minerals: GALENA QUARTZ
    Year: 1928
    Country: Congo (RDC)
  • Sample n°1313 : aggregates in quartz
    Minerals: GOLD QUARTZ
    Year: 1934
    Country: Congo (RDC)
  • Sample n°1314 : geode with calcite in centre, lined by fibro-radial plancheite
    Minerals: CALCITE PLANCHEITE
    Year: 1931
    Country: Congo (RDC)
  • Sample n°1315 : rounded crystals
    Minerals: DIOPTASE KATANGITE (plancheite)
    Year:
    Country: Congo (RDC)
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