Mineralogy Database

38 samples matching your criteria

• Sample n°13237 : sample with yellow guilleminite, litlle metatorbernite, malachite crystals and massive malachite
  Minerals: GUILLEMINITE MALACHITE METATORBERNITE WULFENITE

  Year: 1974

  Country: Congo (RDC)
• Sample n°13238 : groups of yellow guilleminite crystals and reddish brown wulfenite, on cupriferous substrate
  Minerals: GUILLEMINITE HETEROGENITE MALACHITE WULFENITE

  Year: 1974

  Country: Congo (RDC)
• Sample n°13395 : sample with olive-coloured vauquelinite crystals, bright yellow wulfenite crystals, little metatorbernite and chalcomenite, traces of guilleminite
  Minerals: VAUQUELINITE CHALCOMENITE DIGENITE GUILLEMINITE MALACHITE METATORBERNITE WULFENITE

  Year: 1977

  Country: Congo (RDC)
• Sample n°13714 : sample with red-orange elongated masuyite crystals, yellow guilleminite rosettes, honey-coloures billietite crystals, brown richetite and red fourmarierite crystals with pyramidal terminations, yellow lath-shaped becquerlite crystals, little metatorbernite, grey uranophane substrate
  Minerals: BILLIETITE GUILLEMINITE MASUYITE RICHETITE BECQUERELITE FOURMARIERITE METATORBERNITE URANOPHANE

  Year: 1980

  Country: Congo (RDC)
• Sample n°13936 : sample with blue-green to black vandenbrandeite crystals, guilleminite as yellow powder
  Minerals: DEMESMAEKERITE VANDENBRANDEITE GUILLEMINITE MALACHITE GOLD

  Year: 1982

  Country: Congo (RDC)
• Sample n°14400 : sample with yellow to olive-green plate-shaped marthozite crytals, small acicular guilleminite crystals, yellow plate-shaped metamarthosite crystals with black spots, small yellow soddyite crystals
  Minerals: GUILLEMINITE MARTHOZITE METAMARTHOZITE DIGENITE SODDYITE

  Year: 1984

  Country: Congo (RDC)
• Sample n°18882 : yellow crystals on mineralised substrate
  Minerals: GUILLEMINITE

  Year:

  Country: Congo (RDC)
• Sample n°20409 : yellow coating on matrix, with polished section
  Minerals: GUILLEMINITE

  Year:

  Country: Congo (RDC)