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Sample n° 14328
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
ELBAITE | Na(Al1,5Li1,5)Al6(Si6O18)(BO3)3(OH)3(OH) | cyclosilicates | tourmaline | major |
Description
Description:
green prismatic crystals (6 cm) in vein quartz
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Nyarigamba
Specification
-
Donors: BaudinDonation year: 1983
-
Sampling year:Registration date:
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Quantity: 5Size: 2
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Dimension code 1>2>3: 2Quality 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