Mineralogy Database

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7945 samples matching your criteria

  • Sample n°19263 : massive
    Minerals: PYROLUSITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19264 : specular hematite, vein deposit
    Minerals: HEMATITE HERCYNITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19265 : crystal fragments (up to 4 cm)
    Minerals: TOURMALINE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19266 : in pegmatite matrix
    Minerals: HEMATITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19267 : fragment
    Minerals: BISMUTH
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19268 : fragment
    Minerals: FERBERITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19269 : crystals in quartz vein
    Minerals: TOURMALINE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19270 : coarse-fibrous fragment, var. fibrolite
    Minerals: SILLIMANITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19271 : cleavage fragment
    Minerals: ORTHOCLASE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19272 : layered coating
    Minerals: PSEUDOMALACHITE
    Year: 2020
    Country: Congo (RDC)
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