Mineralogy Database

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158 samples matching your criteria

  • Sample n°15826 : crust of curved thick fibres
    Minerals: COPPER
    Year:
    Country: Congo (RDC)
  • Sample n°15833 : crystals (up to 1 cm)
    Minerals: WODGINITE
    Year:
    Country: Rwanda
  • Sample n°15860 : sample with tabular becquerelite crystals, clusters of white rutherfordine needles, compact yellow billietite crystals, microcrystalline uranophane, black uraninite, orange curite
    Minerals: BECQUERELITE BILLIETITE RUTHERFORDINE URANOPHANE CURITE URANINITE
    Year:
    Country: Congo (RDC)
  • Sample n°11145 : microcline-dominated pegmatite with muscovite-rich veins
    Minerals: MUSCOVITE MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°16166 : patchy coatings along cleavage planes in schist
    Minerals: AZURITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°16186 : coarse-crystalline mass
    Minerals: MAGNETITE
    Year:
    Country: Congo (RDC)
  • Sample n°16219 : large cubic crystals, partly altered to iron oxides, in quartz mass
    Minerals: PYRITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°4 : laterite
    Minerals: HEMATITE GOETHITE
    Year: 1897
    Country: Congo (RDC)
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