Mineralogy Database

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573 samples matching your criteria

  • Sample n°2510 : yellow specular crystals in vein of white calcite in grey limestone
    Minerals: SPHALERITE CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°2652 : dioptase and calcite crystals, fibro-radial plancheite nodules
    Minerals: DIOPTASE CALCITE PLANCHEITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2653 : large zoned nodule with cuprite core
    Minerals: CUPRITE DIOPTASE AZURITE CALCITE MALACHITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2654 : damaged crystals
    Minerals: DIOPTASE CALCITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2655 : pale blue fibro-radial nodules (plancheite)
    Minerals: DIOPTASE PLANCHEITE CALCITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2657 : geode with calcite in centre, partly with fibro-radial nodules
    Minerals: PLANCHEITE KATANGITE (plancheite) CALCITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2658 : pale blue cryptocrystalline mass
    Minerals: PLANCHEITE CALCITE CUPRITE MALACHITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2659 : dark blue massive bands (plancheite)
    Minerals: KATANGITE (plancheite) PLANCHEITE CALCITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2660 : zoned sample, with cobalt-bearing calcite
    Minerals: CALCITE DIOPTASE MALACHITE TENORITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2667 : crystals (0.5 cm)
    Minerals: DIOPTASE CALCITE
    Year: 1923
    Country: Congo (RDC)
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