Mineralogy Database

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581 samples matching your criteria

  • Sample n°20192 : intergrowth of elongated crystals, with triangular aspect
    Minerals: CALCITE
    Year: 2023
    Country: Congo (RDC)
  • Sample n°20201 : intergrowth of elongated crystals, with triangular aspect
    Minerals: CALCITE
    Year: 2023
    Country: Congo (RDC)
  • Sample n°20218 : thick dioptase coating on plancheite layer, covered by coarse-crystalline calcite
    Minerals: DIOPTASE PLANCHEITE CALCITE
    Year: 2024
    Country: Congo (RDC)
  • Sample n°20236 : dark purple Co-bearing calcite, with associated dioptase
    Minerals: CALCITE DIOPTASE
    Year:
    Country: Congo (RDC)
  • Sample n°20236 : dark purple Co-bearing calcite, with associated dioptase
    Minerals: CALCITE DIOPTASE
    Year:
    Country: Congo (RDC)
  • Sample n°20253 : coarse-crystalline calcite, partly with dark purple exterior
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°20293 : reddish calcite on calcite coating, with wellingtonite label
    Minerals: CALCITE QUARTZ
    Year: 2020
    Country: Congo (RDC)
  • Sample n°20327 : coarse crystalline core section (carbonatite)
    Minerals: CALCITE
    Year: 2017
    Country: Burundi
  • Sample n°20343 : pinkish Mn-bearing calcite, coarse-crystalline
    Minerals: CALCITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°20369 : carrolite crystals in matrix of cobalt-bearing calcite
    Minerals: CALCITE CARROLLITE
    Year: 2024
    Country: Congo (RDC)
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