Mineralogy Database

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379 samples matching your criteria

  • Sample n°13187 : greenish block
    Minerals: CHRYSOCOLLA
    Year: 1974
    Country: Uganda
  • Sample n°13540 : earthy yellow material enclosed in brown block (10 cm)
    Minerals: CYRILOVITE GOETHITE
    Year: 1972
    Country: Rwanda
  • Sample n°14054 : sample with golden-yellow ranunculite nodules in geodes, yellow upalite needles with square cross-sections, yellow phuralumite plates, metamict zircon
    Minerals: RANUNCULITE UPALITE APATITE PHURALUMITE ZIRCON
    Year: 1984
    Country: Congo (RDC)
  • Sample n°14055 : yellow spots on pegmatite with abundant large muscovite crystals
    Minerals: META-AUTUNITE MUSCOVITE
    Year: 1984
    Country: Congo (RDC)
  • Sample n°14056 : sample with lemon-yellow moreaute, golden-yellow to white threadgoldite
    Minerals: MOREAUITE THREADGOLDITE
    Year: 1984
    Country: Congo (RDC)
  • Sample n°14057 : brown fibrous frondelite mass with purple phosphosiderite crust on pegmatite
    Minerals: PHOSPHOSIDERITE FRONDELITE
    Year:
    Country: Congo (RDC)
  • Sample n°14060 : block of mixed phosphates (10 cm)
    Minerals: FRONDELITE CRYPTOMELANE PHOSPHOSIDERITE
    Year:
    Country: Congo (RDC)
  • Sample n°14061 : yellow concentrate (1 cm)
    Minerals: BISMUTITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°14062 : pink fragment (1 cm)
    Minerals: PYROCHLORE
    Year: 1984
    Country: Congo (RDC)
  • Sample n°7216 : altered carbonatite with abundant pyrochlore and apatite
    Minerals: APATITE PYROCHLORE
    Year: 1959
    Country: Congo (RDC)
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