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Sample n° 10901

Minerals found in the sample
Mineral Formula Category Subcategory Importance
ALMANDINE Fe2+3Al2(SiO4)3 nesosilicates garnet major
GRUNERITE [ ]Fe2+2Fe2+5Si8O22(OH)2 inosilicates amphiboles major
MAGNETITE Fe2+Fe3+2O4 oxides and hydroxides spinel minor
Description
Description: white fibrous material and red round crystals on block (12 cm)
Origin
  • Country: France
  • Region: Var
  • Locality: Collobrière
Specification
  • Donors: BRGM Paris
    Donation year: 1966
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 2
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: no
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: yes
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