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Sample n° 13517
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
DIOPSIDE | CaMgSi2O6 | inosilicates | pyroxenes | major |
BIOTITE | K(Fe2+,Mg)3(AlSi3O10)(OH)2 | phyllosilicates | mica | minor |
CALCITE | Ca(CO3) | carbonates | - | minor |
Description
Description:
pale green prismatic crystal (1 cm)
Origin
- Country: Madagascar
- Region: Toamasina Province
- Locality: Ambatondrazaka
Specification
-
Donors: RakotosoaDonation year: 1978
-
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: yes