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° 13442 |
Minerals found in the sample
| Mineral | Formula | Category | Subcategory | Importance |
|---|---|---|---|---|
| APATITE | Ca5(PO4)3(OH,F,Cl) | phosphates, arsenates and vanadates | phosphates | major |
| CALCITE | CaCO3 | carbonates | - | minor |
Description
| Description: | green apatite crystals, purple and brown calcite |
Origin
Country:
Madagascar
Region:
Fianarantsoa Province
Locality:
Isoanala
Specification
| Donors | Randrianaivoson | Sampling year | |
| Donation year | 1976 | 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 |
