Mineralogy Database

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150 samples matching your criteria

  • Sample n°18545 : pyramidal crystals
    Minerals: FERBERITE
    Year:
    Country: Rwanda
  • Sample n°18576 : polished section
    Minerals: FERBERITE
    Year:
    Country: Congo (RDC)
  • Sample n°18750 : black plates with bright lustre
    Minerals: FERBERITE
    Year: 2019
    Country: Rwanda
  • Sample n°18751 : ferberite with scattered tungstite along surface
    Minerals: FERBERITE TUNGSTITE
    Year: 2019
    Country: Rwanda
  • Sample n°18752 : fragments of altered ferberite with pale to bright yellow tungstite
    Minerals: FERBERITE TUNGSTITE
    Year: 2019
    Country: Rwanda
  • Sample n°18753 : fine-grained white material with ferberite remnants
    Minerals: ANTHOINITE FERBERITE
    Year: 2019
    Country: Rwanda
  • Sample n°18754 : large altered ferberite crystal in matrix
    Minerals: ANTHOINITE FERBERITE
    Year: 2019
    Country: Rwanda
  • Sample n°18788 : octahedral crystals
    Minerals: FERBERITE
    Year: 2019
    Country: Rwanda
  • Sample n°19268 : fragment
    Minerals: FERBERITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19289 : ferberite transformation to anthoinite, within quartz vein
    Minerals: ANTHOINITE FERBERITE
    Year: 2020
    Country: Congo (RDC)
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