Mineralogy Database
Search | About the mineralogy database | Contact| Sample n° 4204 |
Minerals found in the sample
| Mineral | Formula | Category | Subcategory | Importance |
|---|---|---|---|---|
| MUSCOVITE | KAl2(Si3Al)O10(OH)2 | phyllosilicates | mica | major |
Description
| Description: | pegmatite blocks (15 cm) |
| Information: | geochronology - Monteyne-Poulaert, G., Delwiche, R. & Cahen, L., 1962. Ages des minéralisations pegmatitiques et filoniennes du Rwanda et du Burundi. Bulletin de la Société Belge de Géologie 71, 210-222. |
Origin
Country:
Rwanda
Region:
Gitarama
Locality:
Lemera
Specification
| Donors | Peeters | Sampling year | |
| Donation year | 1954 | Registration date | |
| Quantity | 4 | Dimension code 1>2>3 | 3 |
| Size | 1 | Quality code 1>2>3 | 1 |
| Holotype | no | Thin section | no |
| Paratype | no | Chemical analysis | no |
| Radioactive | no | X-Ray spectra | no |
