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Sample n° 8854
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
ALBITE | Na(AlSi3O8) | tektosilicates | feldspar | major |
MUSCOVITE | KAl2(Si3Al)O10(OH)2 | phyllosilicates | mica | major |
Description
Description:
pegmatite
Information:
geochronology - Cahen, L. & Snelling, N.J., 1966. The Geochronology of Equatorial Africa. North-Holland Publishing Company, Amsterdam, 195 pp. (Monteyne-Poulaert, unpublished data)
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Buranga
Specification
-
Donors: BertossaDonation year:
-
Sampling year:Registration date:
-
Quantity: 1Size:
-
Dimension code 1>2>3: 1Quality code 1>2>3: 2
-
Holotype: noParatype: noRadioactive: no
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Thin section: yesChemical analysis: noX-Ray spectra: no