Mineralogy Database

Search |  About the mineralogy database |  Contact

402 samples matching your criteria

  • Sample n°5452 : black and brown massive material in vein quartz, with polished section
    Minerals: CASSITERITE WOLFRAMITE QUARTZ
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5453 : black massive material in greisen
    Minerals: TOURMALINE
    Year: 1955
    Country: Rwanda
  • Sample n°6001 : yellow powdery blocks
    Minerals: VARLAMOFFITE
    Year:
    Country: Congo (RDC)
  • Sample n°6002 : yellow powdery blocks
    Minerals: VARLAMOFFITE MUSCOVITE
    Year:
    Country: Congo (RDC)
  • Sample n°8840 : brown-pink tantalaite-(Mn) fragments (1-5 cm), and partially sorted coarse concentrates
    Minerals: TANTALITE-(Mn) COLUMBITE TANTALITE ZIRCON
    Year: 1961
    Country: Rwanda
  • Sample n°8994 : black prismatic crystals (3 cm), including one with twinning
    Minerals: SCHORL
    Year: 1961
    Country: Rwanda
  • Sample n°8995 : cleavage fragments of dark green prismatic crystals (4 cm)
    Minerals: ELBAITE
    Year: 1961
    Country: Rwanda
  • Sample n°8996 : white breccious block (7 cm)
    Minerals: OPAL MICA
    Year:
    Country: Rwanda
  • Sample n°8997 : purple massive blocks (5 and 8 cm)
    Minerals: LEPIDOLITE
    Year:
    Country: Rwanda
  • Sample n°9132 : pale green blocks with saccharoidal texture (8-15 cm), var. oncosine
    Minerals: MUSCOVITE
    Year: 1962
    Country: Rwanda
Previous page