Mineralogy Database

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7938 samples matching your criteria

  • Sample n°5857 : white chervetite crystals and yellow mottramite coating on vacuolar ferruginous substrate
    Minerals: CHERVETITE MOTTRAMITE
    Year: 1956
    Country: Congo (RDC)
  • Sample n°5858 : red ochrous material
    Minerals: GOETHITE
    Year: 1956
    Country: Congo (RDC)
  • Sample n°5859 : yellow powdery coatings (mottramite), smalll black crystals (wakefieldite)
    Minerals: MOTTRAMITE WAKEFIELDITE-(Ce)
    Year:
    Country: Congo (RDC)
  • Sample n°5860 : yellow nodular mottramite coatings and black descloizite on ferruginous substrate
    Minerals: MOTTRAMITE DESCLOIZITE
    Year:
    Country: Congo (RDC)
  • Sample n°5861 : canary-yellow crust on ferruginous substrate
    Minerals: BRACKEBUSCHITE GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°5862 : crust of green crystals (5 mm) on red siliceous rock
    Minerals: DIOPTASE
    Year:
    Country: Congo (RDC)
  • Sample n°5864 : oxidised ore, with polished section
    Minerals: CHALCOCITE CHRYSOCOLLA MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°5865 : massive oxidised block
    Minerals: CHALCOCITE
    Year:
    Country: Congo (RDC)
  • Sample n°5867 : yellow crust on ferruginous material
    Minerals: BRACKEBUSCHITE MOTTRAMITE
    Year: 1957
    Country: Congo (RDC)
  • Sample n°5870 : lamellar crust
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
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