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Sample n° 18976
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
NEPHELINE | NaAlSiO4 | tektosilicates | feldspathoids | major |
SODALITE | Na4(Si3Al3)O12Cl | tektosilicates | feldspathoids | major |
Description
Description:
sodalite-rich nepheline syenite
Origin
- Country: Congo (RDC)
- Region: Kivu
- Locality: Rutshuru, Kirumba
Specification
-
Donors: SGR LéopoldvilleDonation year:
-
Sampling year:Registration date:
-
Quantity: 1Size:
-
Dimension code 1>2>3: 1Quality code 1>2>3: 1
-
Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no