Mineralogy Database

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7938 samples matching your criteria

  • Sample n°2476 : block with prominent cleavage (15 cm), var. amazonite
    Minerals: MICROCLINE
    Year:
    Country: Congo (RDC)
  • Sample n°2477 : green blocks with prominent cleavage (12 cm), var. amazonite
    Minerals: MICROCLINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2478 : pink block with prominent cleavage (8 cm)
    Minerals: MICROCLINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2479 : green block with cleavage (9 cm), var. amazonite
    Minerals: MICROCLINE
    Year:
    Country: Congo (RDC)
  • Sample n°2480 : green blocks with prominent cleavage (8 cm), var. amazonite
    Minerals: MICROCLINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2481 : pink blocks with prominent cleavage (15 cm), with enclosed pink quartz
    Minerals: MICROCLINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2482 : small geodes in quartzite
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2483 : concretionary geodic block
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2484 : concretionary geodic block
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2485 : metallic block (20 kg)
    Minerals: BISMUTH
    Year: 1940
    Country: Congo (RDC)
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