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Sample n° 12612
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
PHLOGOPITE | KMg3(AlSi3O10)(OH)2 | phyllosilicates | mica | major |
Description
Description:
hexagonal crystals in pegmatite
Origin
- Country: Tanzania
- Region: Morogoro Region
- Locality: Chenzema, S of Uruguru Mountains
Specification
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Donors: LeleupDonation year: 1971
-
Sampling year:Registration date:
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Quantity: 1Size: 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