Mineralogy Database

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335 samples matching your criteria

  • Sample n°18423 : black veins in rock matrix (schiste dolomitique de base)
    Minerals: HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18424 : coatings and impregnation in silicified rock matrix (RSC)
    Minerals: HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18506 : well-developed quartz crystals with heterogenite inclusions
    Minerals: HETEROGENITE QUARTZ
    Year: 2018
    Country: Congo (RDC)
  • Sample n°364 : black ore
    Minerals: HETEROGENITE
    Year: 1911
    Country: Congo (RDC)
  • Sample n°18620 : bright lustrous heterogenite with associated malachite
    Minerals: HETEROGENITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°18626 : set of small specimens with different textures
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°18736 : botryoidal deposit
    Minerals: HETEROGENITE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18738 : crust on substrate with discontinuous heterogenite coating
    Minerals: CHALCANTHITE HETEROGENITE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18893 : botryoidal crust, with shiny surface
    Minerals: HETEROGENITE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18897 : dendritic deposits
    Minerals: HETEROGENITE MANGANESE OXIDES
    Year: 2019
    Country: Congo (RDC)