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Sample n° 9353
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
ACTINOLITE | [ ]Ca2(Mg4,5-2,5Fe2+0,5-2,5)Si8O22(OH)2 | inosilicates | amphiboles | major |
ALBITE | Na(AlSi3O8) | tektosilicates | feldspar | minor |
Description
Description:
green and white rock, feldspar var. oligoclase
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Gatumba
Specification
-
Donors: VarlamoffDonation year:
-
Sampling year:Registration date:
-
Quantity: 1Size: 2
-
Dimension code 1>2>3: 3Quality code 1>2>3: 1
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no