Mineralogy Database

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Sample n° 14544

Minerals found in the sample
Mineral Formula Category Subcategory Importance
CORUNDUM Al2O3 oxides and hydroxides - major
Description
Description: purple trasparent cut stone (oval cut), var. sapphire
Origin
  • Country: Tanzania
  • Region:
  • Locality:
Specification
  • Donors:
    Donation year: 1990
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size:
  • Dimension code 1>2>3: 1
    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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