Mineralogy Database

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288 samples matching your criteria

  • Sample n°6765 : black, pale green and ochre granular block (10 cm)
    Minerals: FRANKLINITE ZINCITE
    Year: 1954
    Country: USA
  • Sample n°6777 : geode (6 cm) with clear white crystals
    Minerals: COLEMANITE
    Year: 1954
    Country: USA
  • Sample n°6778 : breccious block with white crystals (cm)
    Minerals: MEYERHOFFERITE
    Year: 1954
    Country: USA
  • Sample n°6806 : fibrous and concretionary white mass on scoriaceous block (10 cm), var. troostite
    Minerals: WILLEMITE
    Year: 1954
    Country: USA
  • Sample n°6807 : pink block (6 cm), var. fowlerite
    Minerals: RHODONITE
    Year: 1954
    Country: USA
  • Sample n°6808 : bright black augite crystals (cm) in grey meionite block, var. jeffersonite
    Minerals: AUGITE MEIONITE
    Year: 1954
    Country: USA
  • Sample n°6824 : massive black amphibolite
    Minerals: RIEBECKITE
    Year: 1954
    Country: USA
  • Sample n°6838 : white clayey material (5 cm), var. collyrite
    Minerals: ALLOPHANE
    Year: 1954
    Country: USA
  • Sample n°6843 : purple fragment (2 cm), var. kunzite
    Minerals: SPODUMENE
    Year: 1954
    Country: USA
  • Sample n°6870 : anthracite-black block (6 cm)
    Minerals: ALLANITE-(Ce)
    Year: 1954
    Country: USA
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