Mineralogy Database

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230 samples matching your criteria

  • Sample n°11135 : large porous block
    Minerals: GOETHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°11228 : brown pisolithic material
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°11264 : cubes (0.5-2 cm), as alteration products of pyrite crystals
    Minerals: GOETHITE
    Year: 1967
    Country: Burundi
  • Sample n°11349 : massive blocs (10 cm)
    Minerals: FLUORITE GOETHITE GALENA
    Year: 1967
    Country: United Kingdom
  • Sample n°11362 : fayalite in laterite matrix
    Minerals: GOETHITE FAYALITE
    Year:
    Country: Burkina Faso
  • Sample n°11768 : reniform brown crusts on block (6 cm)
    Minerals: GOETHITE
    Year: 1968
    Country: Czech Republic
  • Sample n°12194 : block of ochrous material (5 cm)
    Minerals: FRONDELITE MITRIDATITE COERULEOLACTITE GOETHITE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°12326 : stratified block (15 cm) with fibro-radial layers
    Minerals: CALCITE SPHALERITE GOETHITE
    Year: 1969
    Country: Czech Republic
  • Sample n°12354 : small black crystals in calcite geode
    Minerals: GOETHITE
    Year: 1970
    Country: Morocco
  • Sample n°12397 : botryoidal fibro-radial material
    Minerals: GOETHITE
    Year: 1969
    Country: Congo (RDC)
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