Mineralogy Database
Search |
About the mineralogy database |
Contact
Sample n° 12811
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
WOLFRAMITE | (Fe2+,Mn2+)(WO4) | molybdates and tungstates | - | major |
Description
Description:
black crystals (1 cm) disseminated in rock
Origin
- Country: South Africa
- Region: Northern Cape
- Locality: Namaqualand, Daberas
Specification
-
Donors: VerwoerdDonation year: 1972
-
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