Mineralogy Database

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274 samples matching your criteria

  • Sample n°10412 : bright dark green crystals in rust-coloured block (7 cm)
    Minerals: ARROJADITE
    Year: 1963
    Country: Rwanda
  • Sample n°10428 : debris of black crystals
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°10433 : pink blocks with prominent cleavage
    Minerals: MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°10462 : black coating (5 cm) on vein quartz
    Minerals: COLUMBITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°10463 : purple block (12 cm)
    Minerals: HETEROSITE PURPURITE
    Year:
    Country: Rwanda
  • Sample n°10519 : blue apatite crystals, pink variscite, pyrite occurrences
    Minerals: APATITE PYRITE VARISCITE
    Year:
    Country: Rwanda
  • Sample n°10523 : plate of white crystals (8 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°10532 : block of mixed phosphates (10 cm)
    Minerals: SCORZALITE TROLLEITE VARISCITE WYLLIEITE MONTEBRASITE
    Year:
    Country: Rwanda
  • Sample n°10551 : block of mixed phosphates (10 cm)
    Minerals: EOSPHORITE LITHIOPHILITE PHOSPHOSIDERITE STEWARTITE
    Year:
    Country: Rwanda
  • Sample n°10554 : block of mixed phosphates (10 cm)
    Minerals: MANJIROITE STRENGITE VARISCITE FRONDELITE MITRIDATITE
    Year:
    Country: Rwanda
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