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Sample n° 12482

Minerals found in the sample
Mineral Formula Category Subcategory Importance
MAGNETITE Fe2+Fe3+2O4 oxides and hydroxides spinel major
TREMOLITE [ ]Ca2Mg5,0-4,5Fe2+0,0-0,5Si8O22(OH)2 inosilicates amphiboles minor
Description
Description: small black crystals in white fibres (5 cm)
Origin
  • Country: Italy
  • Region: Lombardia
  • Locality: Val Malenco
Specification
  • Donors: Expo Liège
    Donation year: 1970
  • 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: no
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