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Sample n° 8525
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
CASSITERITE | SnO2 | oxides and hydroxides | - | major |
TOURMALINE | - | cyclosilicates | tourmaline | major |
QUARTZ | SiO2 | tektosilicates | - | minor |
Description
Description:
coatings and black needles in vein quartz (2-7 cm)
Origin
- Country: Rwanda
- Region: Kigali
- Locality: Rutongo, Kizanze
Specification
-
Donors: LhoestDonation year:
-
Sampling year:Registration date:
-
Quantity: 1Size: 2
-
Dimension code 1>2>3: 3Quality code 1>2>3: 1
-
Holotype: noParatype: noRadioactive: no
-
Thin section: noChemical analysis: noX-Ray spectra: no