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Sample n° 12903

Minerals found in the sample
Mineral Formula Category Subcategory Importance
MUSCOVITE KAl2(Si3Al)O10(OH)2 phyllosilicates mica major
Description
Description: large altered plate-shaped crystal (30 cm)
Origin
  • Country: Nigeria
  • Region: Jos Plateau
  • Locality: Jos Mine
Specification
  • Donors: Cuypers
    Donation year: 1972
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 1
  • Dimension code 1>2>3: 2
    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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