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Sample n° 11320
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:
pink crystals in pegmatite, var. rubellite
Origin
- Country: Madagascar
- Region: Antananarivo Province
- Locality: Manjaka
Specification
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Donors: Geological Survey of MadagascarDonation year: 1967
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Sampling year:Registration date:
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Quantity: 1Size: 2
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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