Mineralogy Database
Search |
About the mineralogy database |
Contact
Sample n° 8018
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
HORNBLENDE | [ ]Ca2((Fe2+,Mg)4Al)(Si7Al)O22(OH)2 | inosilicates | amphiboles | major |
Description
Description:
black tabular crystals in rock with syenitic texture
Origin
- Country: Congo (RDC)
- Region: Orientale
- Locality: Watsa-Faradje, Moto, Makoro, Loa river
Specification
-
Donors: de CraeneDonation 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