Mineralogy Database

Search |  About the mineralogy database |  Contact

7938 samples matching your criteria

  • Sample n°4655 : layer of bluish grey crystals with corroded surface
    Minerals: HEMIMORPHITE
    Year:
    Country: Congo (RDC)
  • Sample n°4656 : colourless hemimorphite crystals, dark blue pseudomalachite nodules
    Minerals: HEMIMORPHITE PSEUDOMALACHITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4661.2 : crystal (1 cm), var. aquamarine
    Minerals: BERYL
    Year: 1953
    Country: Congo (RDC)
  • Sample n°4663 : long pink lath-shaped crystals in pegmatite
    Minerals: SPODUMENE
    Year:
    Country: Congo (RDC)
  • Sample n°4671 : pale blue clay
    Minerals: TALC
    Year:
    Country: Congo (RDC)
  • Sample n°4674 : pale green micaceous talc (8 cm)
    Minerals: TALC
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4676 : white clay on Mn oxides
    Minerals: KAOLINITE PYROLUSITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4681 : greenish mica
    Minerals: MUSCOVITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4685 : lepidolite in hard pegmatite
    Minerals: LEPIDOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°4688 : plates (5 mm) on black schist
    Minerals: BIOTITE
    Year: 1954
    Country: Congo (RDC)
Previous page