Salem District Mineral Foundation Trust
| S.No | Major Minerals | Patta | Poramboke | Patta & Poramboke | Total |
|---|---|---|---|---|---|
| 1 | Limestone | 42 | 5 | 5 | 52 |
| 2 | Magnesite & Dunite | 1 | 3 | - | 3 |
| 3 | Magnesite | 2 | 8 | - | 10 |
| 4 | Bauxite | - | 1 | - | 1 |
| S.No | Minor Minerals | Patta | Poramboke | Patta & Poramboke | Total |
|---|---|---|---|---|---|
| 1 | Quartz & Feldspar | 10 | 3 | - | 13 |
| 2 | Calcite | 1 | 0 | - | 1 |
| 3 | Black Granite | 15 | 4 | - | 19 |
| 4 | Colour Granite | 37 | 6 | - | 43 |
| 5 | Rough Stone | 16 | 46 | - | 62 |
| 6 | Gravel/ Earth | 3 | 0 | - | 3 |