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Sample n° 11252

Minerals found in the sample
Mineral Formula Category Subcategory Importance
ALMANDINE Fe2+3Al2(SiO4)3 nesosilicates garnet major
PYROPE Mg3Al2(SiO4)3 nesosilicates garnet major
Description
Description: rounded crystals (0.1-2 cm) in gneiss
Information: Tarte, P. & Deliens, M., 1973. Correlations between the infrared spectrum and the composition of garnets in the pyrope-almandine-spassartine series. Contributions to Mineralogy and Petrology 40, 25-37.
Origin
  • Country: Ghana
  • Region: Shai Hills Quarry
  • Locality: Shai Hills Quarry, 85 km from Accra towards Akasombo
Specification
  • Donors: Thys
    Donation year:
  • Sampling year:
    Registration date:
  • Quantity: 13
    Size: 2
  • 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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