Mineralogy Database

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1097 samples matching your criteria

  • Sample n°3436 : crystals (1 cm) in geode
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3439 : clear prismatic crystals (2 cm)
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3449 : clear prismatic crystals (2-6 cm)
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3475 : granular specular cement in red breccia
    Minerals: HEMATITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3481 : vein quartz
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3482 : columnar geode
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3483 : yellow with undulating surface
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3490 : specular crystals in quartz
    Minerals: HEMATITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3492 : specular tabular crystals in geodic quartz
    Minerals: HEMATITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3493 : specular hematite, green malachite coating, in quartz vein
    Minerals: HEMATITE MALACHITE QUARTZ
    Year:
    Country: Congo (RDC)
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