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Sample n° 6820

Minerals found in the sample
Mineral Formula Category Subcategory Importance
TREMOLITE [ ]Ca2Mg5,0-4,5Fe2+0,0-0,5Si8O22(OH)2 inosilicates amphiboles major
GROSSULAR Ca3Al2(SiO4)3 nesosilicates garnet minor
PYRITE FeS2 sulfides and sulfosalts - minor
Description
Description: aggregate of dark green fibrous layers and nodules, with grossular (var. hibschite)
Origin
  • Country: Italy
  • Region: Toscana
  • Locality: Campiglia
Specification
  • Donors: Polinard
    Donation year: 1954
  • 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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