Mineralogy Database
Search | About the mineralogy database | Contact| Sample n° 4238 |
Minerals found in the sample
| Mineral | Formula | Category | Subcategory | Importance |
|---|---|---|---|---|
| GOLD | Au | native elements | - | major |
| TOURMALINE | (Na,Ca)(Mg,Fe,Al)3(Al,Fe,Mg)6(BO3)3Si6O18(OH)4 | cyclosilicates | tourmaline | minor |
Description
| Description: | platelets on quartz with tourmaline needles |
Origin
Country:
Congo (RDC)
Region:
Orientale
Locality:
Poko, Mazugbali
Specification
| Donors | Polinard | Sampling year | |
| Donation year | 1951 | 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 |
