Mineralogy Database

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57 samples matching your criteria

  • Sample n°4742 : crust of bright black crystals (1 cm) on rock substrate
    Minerals: CASSITERITE ARSENOPYRITE TOPAZ
    Year: 1954
    Country: United Kingdom
  • Sample n°4812 : black mass and layers in quartz
    Minerals: WOLFRAMITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6650 : black altered crust
    Minerals: CHALCOCITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6661 : polished section
    Minerals: JAMESONITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6692 : specular scoriaceous block (5 cm)
    Minerals: CUPRITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6726 : block (7 cm) with ore minerals as impregnation
    Minerals: STANNITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6753 : pale green crust on granite, var. rashleighite
    Minerals: TURQUOISE
    Year: 1954
    Country: United Kingdom
  • Sample n°6758 : bright black crystals (mm) in quartz geode
    Minerals: GOETHITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6774 : twinned crystal
    Minerals: FLUORITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6784 : isolated or grouped clear prismatic crystals (2 cm)
    Minerals: ARAGONITE
    Year: 1954
    Country: United Kingdom
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