Mineralogy Database

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16 samples matching your criteria

  • Sample n°13103 : large honey-coloured monazite crystals (3 cm) in granular rock
    Minerals: MONAZITE
    Year: 1973
    Country: Namibia
  • Sample n°13353 : massive debris (3 cm)
    Minerals: CASSITERITE
    Year: 1976
    Country: Rwanda
  • Sample n°13354 : shapeless debris
    Minerals: CASSITERITE
    Year: 1976
    Country: Rwanda
  • Sample n°13355 : purple amphibolite (14 cm)
    Minerals: HOLMQUISTITE
    Year:
    Country: Rwanda
  • Sample n°13356 : metallic spots on blue amphibolite (8 cm)
    Minerals: HOLMQUISTITE PYRITE
    Year:
    Country: Rwanda
  • Sample n°13358 : blocks of mixed phosphates (10 cm)
    Minerals: HETEROSITE PURPURITE ALLUAUDITE PHOSPHOSIDERITE
    Year:
    Country: Rwanda
  • Sample n°13360 : massive purplish vein with spots of yellow mica (12 cm)
    Minerals: CASSITERITE MUSCOVITE QUARTZ
    Year: 1960
    Country: Rwanda
  • Sample n°13361 : red granular block (15 cm)
    Minerals: HEMATITE MAGNETITE
    Year:
    Country: Rwanda
  • Sample n°13362 : white blocks (8 cm), with cleavage
    Minerals: AMBLYGONITE
    Year:
    Country: Rwanda
  • Sample n°13363 : pink debris (4 cm)
    Minerals: SPODUMENE
    Year: 1976
    Country: Rwanda
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