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Sample n° 7195

Minerals found in the sample
Mineral Formula Category Subcategory Importance
FORSTERITE Mg2(SiO4) nesosilicates olivine major
TRIDYMITE SiO2 tektosilicates - minor
Description
Description: small crystals in purple lava (4 cm)
Origin
  • Country: USA
  • Region: California
  • Locality: Inyo County, Coso Range
Specification
  • Donors: Kissileff
    Donation year: 1959
  • 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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