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Sample n° 11724
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
FLUORITE | CaF2 | halides | - | major |
CHALCEDONY (quartz) | SiO2 | tektosilicates | - | minor |
QUARTZ | SiO2 | tektosilicates | - | minor |
Description
Description:
multicoloured breccious block (16 cm)
Origin
- Country: France
- Region: Puy-de-Dôme
- Locality: Volvic, St Jacques d'Ambur
Specification
-
Donors: ComblainDonation year: 1968
-
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: no