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Sample n° 11305
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
DIOPSIDE | CaMgSi2O6 | inosilicates | pyroxenes | major |
ANHYDRITE | Ca(SO4) | sulfates | - | minor |
CALCITE | Ca(CO3) | carbonates | - | minor |
PYRITE | FeS2 | sulfides and sulfosalts | - | minor |
Description
Description:
well-developed dark green crystal (1 cm) on calcite
Origin
- Country: Madagascar
- Region: Toliara Province
- Locality: Mafilefy
Specification
-
Donors: Geological Survey of MadagascarDonation year: 1967
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Sampling year:Registration date:
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Quantity: 2 + 2 boxSize: 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