Mineralogy Database
Search | About the mineralogy database | Contact| Sample n° 1407 |
Minerals found in the sample
| Mineral | Formula | Category | Subcategory | Importance |
|---|---|---|---|---|
| CHALCEDONY (quartz) | SiO2 | tektosilicates | - | major |
| QUARTZ | SiO2 | tektosilicates | - | major |
Description
| Description: | nice banded concretion |
Origin
Country:
Congo (RDC)
Region:
Bas-Congo
Locality:
Mayumbe
Specification
| Donors | Cabra | Sampling year | |
| Donation year | Registration date | ||
| Quantity | 3 | Dimension code 1>2>3 | 2 |
| Size | 2 | Quality code 1>2>3 | 1 |
| Holotype | no | Thin section | no |
| Paratype | no | Chemical analysis | no |
| Radioactive | no | X-Ray spectra | no |
