Mineralogy Database

Search |  About the mineralogy database |  Contact

1097 samples matching your criteria

  • Sample n°3189 : fragment with metallic veins
    Minerals: HEMATITE QUARTZ
    Year: 1947
    Country: Congo (RDC)
  • Sample n°10068 : thick quartz coatings, on laminar chalcedony
    Minerals: QUARTZ CHALCEDONY (quartz)
    Year:
    Country: Congo (RDC)
  • Sample n°1741 : reddish crystals
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18598 : thick quartz infillings, covering laminar chalcedony
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18599 : geodic deposit
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18600 : thick laminar coatings
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18601 : greyish to purplish crystals
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1408 : geodic occurrence in white kaolinitic matrix
    Minerals: QUARTZ
    Year: 1946
    Country: Congo (RDC)
  • Sample n°1083 : terminated crystal
    Minerals: QUARTZ
    Year: 1930
    Country: Congo (RDC)
  • Sample n°1715 : hematite aggregates on quartz
    Minerals: HEMATITE MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
Previous page