Mineralogy Database

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Sample n° 14008

Minerals found in the sample
Mineral Formula Category Subcategory Importance
AGATE (quartz) SiO2 tektosilicates - major
CHALCEDONY (quartz) SiO2 tektosilicates - major
Description
Description: fragments (1-3 cm)
Origin
  • Country: USA
  • Region: Michigan
  • Locality: Lake Superior
Specification
  • Donors: Goossens
    Donation year: 1983
  • Sampling year:
    Registration date:
  • Quantity: 3
    Size: 3
  • 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