Mineralogy Database

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10 samples matching your criteria

  • Sample n°8497 : white aggregates in lava
    Minerals: LEUCITE NEPHELINE
    Year:
    Country: Congo (RDC)
  • Sample n°8498 : white stalactites (8 cm)
    Minerals: APHTHITALITE
    Year:
    Country: Congo (RDC)
  • Sample n°8502 : scoriaceous lava (volcanic glass), brown reniform surface
    Minerals: unspecified
    Year:
    Country: Congo (RDC)
  • Sample n°8819 : white aggregates in lava
    Minerals: LEUCITE NEPHELINE
    Year:
    Country: Congo (RDC)
  • Sample n°16212 : quartz veins with abundant large tourmaline crystals
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°16214 : lava with abundant prismatic crystals
    Minerals: PYROXENE
    Year:
    Country: Rwanda
  • Sample n°16216 : well-developed crystals
    Minerals: AUGITE
    Year:
    Country: Rwanda
  • Sample n°16217 : well-developed crystals
    Minerals: AUGITE
    Year:
    Country: Rwanda
  • Sample n°8503 : large volcanic bomb
    Minerals: unspecified
    Year: 1960
    Country: Congo (RDC)
  • Sample n°19636 : radial feldspar aggregates with dark core, and augite phenocrysts, in kivite
    Minerals: PLAGIOCLASE AUGITE
    Year:
    Country: Rwanda
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