Mineralogy Database
Search |
About the mineralogy database |
Contact
Sample n° 12556
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
GOLD | Au | native elements | - | major |
DIOPTASE | CuSiO3H2O | cyclosilicates | - | minor |
KATANGITE (plancheite) | Cu8(Si4O11)2(OH)4H2O | inosilicates | - | minor |
Description
Description:
small crystals on iron-rich rock
Information:
RMCA Dossier G 266 G
Origin
- Country: Angola
- Region: Namibe Province
- Locality: Mossamedes, Vimpongo Mine
Specification
-
Donors: AlyeaDonation year: 1922
-
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