Mineralogy Database
Search | About the mineralogy database | Contact| Sample n° 6708 |
Minerals found in the sample
| Mineral | Formula | Category | Subcategory | Importance |
|---|---|---|---|---|
| PYROLUSITE | MnO2 | oxides and hydroxides | - | major |
Description
| Description: | black block (7 cm) with geodes containing fibrous material |
Origin
Country:
USSR
Region:
Caucasus
Locality:
Specification
| Donors | Polinard | Sampling year | |
| Donation year | 1954 | Registration date | |
| Quantity | 1 | Dimension code 1>2>3 | 3 |
| Size | 2 | Quality code 1>2>3 | 1 |
| Holotype | no | Thin section | no |
| Paratype | no | Chemical analysis | no |
| Radioactive | no | X-Ray spectra | no |
