Mineralogy Database

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7938 samples matching your criteria

  • Sample n°3349 : bipyramidal crystals (4 cm) on schist
    Minerals: FERBERITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3355 : diamond (1 ct) in altered kimberlite matrix
    Minerals: DIAMOND
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3356 : meteorite - grey block (2 cm) with metallic spots
    Minerals: unspecified
    Year:
    Country: Congo (RDC)
  • Sample n°3358 : star-shaped twinning (4 cm)
    Minerals: STAUROLITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3359 : mixed concentrate (1 cm)
    Minerals: CERITE-(Ce) MONAZITE XENOTIME-(Y)
    Year:
    Country: Congo (RDC)
  • Sample n°3360 : blue geode in basalt
    Minerals: OPAL
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3362 : earthy black blocks
    Minerals: MANGANESE OXIDES
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3363 : white fulgurite debris
    Minerals: unspecified
    Year: 1935
    Country: Congo (RDC)
  • Sample n°3364 : bright brown renifiorm block
    Minerals: HEMATITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3372 : tabular concretion with undulating surface
    Minerals: CALCITE
    Year: 1953
    Country: Congo (RDC)
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