Mineralogy Database

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7938 samples matching your criteria

  • Sample n°2671 : fine pale blue and dark blue nodules
    Minerals: PLANCHEITE SHATTUCKITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2672 : crystals (1 cm)
    Minerals: DIOPTASE CALCITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2673 : compact crystals (1 cm)
    Minerals: DIOPTASE CALCITE CHRYSOCOLLA
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2674 : twinned crystals
    Minerals: DIOPTASE CALCITE CHRYSOCOLLA
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2675 : crystals (0.5 cm) on iron-rich rock
    Minerals: DIOPTASE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2676 : various types of pseudomorphism after calcite scalenohedra
    Minerals: DIOPTASE PLANCHEITE SHATTUCKITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2677 : parallel fibres
    Minerals: AZURITE MALACHITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°2678 : sample with purple ianthinite crystals in geode, yellow schoepite needles and some wider crystals, orange vandendriesscheite crystals, massive curite, scoriaceous uraninite
    Minerals: IANTHINITE SCHOEPITE VANDENDRIESSCHEITE CURITE URANINITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2679 : sample with orange flattened fourmarierite crystals (terminated), brown flattened vandendriesscheite crystals on sklodowskite, green cuprosklodowskite rosettes, vandenbrandeite as massive material and green veinlets, few sklodowskite needles, cubic uraninite crystals
    Minerals: FOURMARIERITE VANDENDRIESSCHEITE CUPROSKLODOWSKITE SKLODOWSKITE URANINITE VANDENBRANDEITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2680 : sample with uraninite as partly acicular crystals and as scoriaceous material
    Minerals: URANINITE
    Year: 1950
    Country: Congo (RDC)
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