Mineralogy Database

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7938 samples matching your criteria

  • Sample n°3556 : black needles and compact crystals in micaceous tourmalinite
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°3557 : plate consisting of stacked white metallic needles (metallurgic product)
    Minerals: TIN
    Year:
    Country: Congo (RDC)
  • Sample n°3558 : rhombohedral calcite in hematite
    Minerals: CALCITE HEMATITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3559 : fragments of undulating crusts
    Minerals: MALACHITE COPPER
    Year:
    Country: Congo (RDC)
  • Sample n°3560 : black tabular single crystal
    Minerals: TANTALITE
    Year:
    Country: Congo (RDC)
  • Sample n°3561 : biotite with white kaolinite spots
    Minerals: BIOTITE KAOLINITE
    Year:
    Country: Congo (RDC)
  • Sample n°3562 : well-developed beige concretion (core sample)
    Minerals: OPAL
    Year:
    Country: Congo (RDC)
  • Sample n°3563 : bluish massive material
    Minerals: FLUORITE
    Year:
    Country: Congo (RDC)
  • Sample n°3564 : massive
    Minerals: ALBITE
    Year:
    Country: Congo (RDC)
  • Sample n°3565 : massive pink feldspar
    Minerals: MICROCLINE
    Year:
    Country: Congo (RDC)
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