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Sample n° 16906
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
BERYL | Be3Al2Si6O18 | cyclosilicates | - | major |
Description
Description:
green hexagonal crystals, isolated and in altered pegmatite matrix
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Kirengo
Specification
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Donors:Donation year:
-
Sampling year:Registration date:
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Quantity:Size:
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Dimension code 1>2>3:Quality code 1>2>3:
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no