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Sample n° 13568
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
PYROLUSITE | MnO2 | oxides and hydroxides | - | major |
Description
Description:
black botryoidal blocks (7-10 cm)
Origin
- Country: Ukraine
- Region: Nikopol
- Locality:
Specification
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Donors: Ecole Royale MilitaireDonation year: 1977
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Sampling year:Registration date:
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Quantity: 2Size: 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