Mineralogy Database

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555 samples matching your criteria

  • Sample n°18891 : aggregates of reddish platy sayrite crystals on uraninite, with associated other secondary uranium minerals
    Minerals: SAYRITE BECQUERELITE MASUYITE RICHETITE URANINITE
    Year:
    Country: Congo (RDC)
  • Sample n°18892 : double-terminated smoky quartz crystal
    Minerals: QUARTZ
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18908 : grey sulfides, blue scandium-bearing calcite
    Minerals: CALCITE VAESITE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°19200 : dark elongated crystals in limestone matrix
    Minerals: MAGNESITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19201 : dark crystals in limestone matrix
    Minerals: MAGNESITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19202 : dark crystals in yellowish limestone matrix
    Minerals: MAGNESITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19478 : massive
    Minerals: MONAZITE
    Year: 2021
    Country: Congo (RDC)
  • Sample n°19580 : thick crust fragment, var. mindigite
    Minerals: HETEROGENITE
    Year: 2021
    Country: Congo (RDC)
  • Sample n°19611 : uraninite with abundant gold
    Minerals: GOLD URANINITE
    Year: 2021
    Country: Congo (RDC)
  • Sample n°19613 : uraninite with alteration products, partly well-crystallized
    Minerals: URANINITE unidentified
    Year: 2021
    Country: Congo (RDC)
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