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Sample n° 4204

Minerals found in the sample
Mineral Formula Category Subcategory Importance
MUSCOVITE KAl2(Si3Al)O10(OH)2 phyllosilicates mica major
Description
Description: pegmatite blocks (15 cm)
Information: geochronology - Monteyne-Poulaert, G., Delwiche, R. & Cahen, L., 1962. Ages des minéralisations pegmatitiques et filoniennes du Rwanda et du Burundi. Bulletin de la Société Belge de Géologie 71, 210-222.
Origin
  • Country: Rwanda
  • Region: Gitarama
  • Locality: Lemera
Specification
  • Donors: Peeters
    Donation year: 1954
  • Sampling year:
    Registration date:
  • Quantity: 4
    Size: 1
  • 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