Madagascar volcanic provinces linked to the Gondwana break-up: geochemical and isotopic evidences for contrasting mantle sources
Mineralogy Database
Search | About the mineralogy database | Contact| Sample n° 14365 |
Minerals found in the sample
| Mineral | Formula | Category | Subcategory | Importance |
|---|---|---|---|---|
| BISMUTHINITE | Bi2S3 | sulfides and sulfosalts | sulfides | major |
Description
| Description: | massive metallic block enclosing needle-shaped crystals |
Origin
Country:
Rwanda
Region:
Gisenyi
Locality:
Buranga
Specification
| Donors | Géomines | Sampling year | |
| Donation year | 1986 | Registration date | |
| Quantity | 1 | 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 |
