The minerals are extracted and can be forwarded with the grain sizes requested by the client
Raw Gypsum ( Calcium Sulfate Dihydrate ) .... CaSO4.2H2O.
Anhydrite ( Calcium Sulfate Anhydrous ) .. CaSO4.
| Percentages by weight | Raw gypsum | Anhydrite |
|---|---|---|
| MgO | 2.215 | 0.66 |
| AI2O3 | 0.844 | - |
| SiO2 | 2.688 | 0.89 |
| SO3 | 40.452 | 57.61 |
| K2O | 0.224 | - |
| CaO | 30.328 | 40.45 |
| Fe2O3 | 0.661 | - |
| SrO | 0.242 | 0.25 |
| Lost to 180º C | 17.958 | - |
| Lost to 180-800º C | 4.404 | 0.15 |
| TOTAL | 100.0 | 100.0 |
* Analytical results for two samples, obtained by x-ray fluorecence
