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Sample n° 12031

Minerals found in the sample
Mineral Formula Category Subcategory Importance
CHRYSOCOLLA (Cu2-xAlx)2H2-xSi2O5(OH)4•nH2O phyllosilicates - major
TENORITE CuO oxides and hydroxides - major
Description
Description: block with crysocolla veins
Origin
  • Country: USA
  • Region: Michigan
  • Locality: Lake Superior, Copper District
Specification
  • Donors: National Museum of Natural Sciences, Ottawa
    Donation year: 1969
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size:
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 2
  • Holotype: no
    Paratype: no
    Radioactive: no
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: no
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