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Sample n° 8801
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
OPAL | SiO2nH2O | tektosilicates | - | major |
CHALCEDONY (quartz) | SiO2 | tektosilicates | - | minor |
QUARTZ | SiO2 | tektosilicates | - | minor |
Description
Description:
white debris (4 cm)
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Nyarigamba
Specification
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Donors: BertossaDonation year:
-
Sampling year:Registration date:
-
Quantity: 4Size: 2
-
Dimension code 1>2>3: 3Quality code 1>2>3: 1
-
Holotype: noParatype: noRadioactive: no
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Thin section: yesChemical analysis: noX-Ray spectra: no