Mineralogy Database

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46 samples matching your criteria

  • Sample n°12915 : sample with francevillite as crystals and impregnations, crust of black mottramite crystals, on sandstone
    Minerals: FRANCEVILLITE MOTTRAMITE
    Year: 1972
    Country: Gabon
  • Sample n°13205 : mixed encrustation on ferruginous substrate
    Minerals: CHERVETITE BRACKEBUSCHITE MOTTRAMITE
    Year: 1974
    Country: Congo (RDC)
  • Sample n°13254 : blue mass with conchoidal fracture (quartz), yellow powder (mottramite)
    Minerals: MOTTRAMITE QUARTZ
    Year: 1975
    Country: Congo (RDC)
  • Sample n°13344 : sample with olive-yellow mottramite crust, little metatorbernite
    Minerals: MOTTRAMITE HETEROGENITE METATORBERNITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°13419 : sample with sengierite as green-yellow powder, brown mottramite crystals, metatorbernite crystals
    Minerals: MOTTRAMITE SENGIERITE METATORBERNITE
    Year: 1977
    Country: Congo (RDC)
  • Sample n°14243 : azurite-rich substrate with greenish yellow mottramite (duhamelite) coatings
    Minerals: AZURITE MOTTRAMITE
    Year:
    Country: Mexico
  • Sample n°14260 : geode with small tabular crytals of various types
    Minerals: MOTTRAMITE VANADINITE CALCITE
    Year: 1985
    Country: Morocco
  • Sample n°14269 : white fibrous crystals on black block
    Minerals: MOTTRAMITE MENDIPITE MANGANESE OXIDES CALCITE MALACHITE
    Year: 1985
    Country: United Kingdom
  • Sample n°14457 : fine yellow-green mottramite (duhamelite) needles
    Minerals: MOTTRAMITE DOLOMITE KATANGITE (plancheite)
    Year: 1986
    Country: Congo (RDC)
  • Sample n°14458 : cuprite crystals and clusters of small yellowish green duhamelite needles on substrate
    Minerals: MOTTRAMITE CUPRITE DOLOMITE
    Year: 1986
    Country: Congo (RDC)
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