| Town | Fe2O3 (ppm) | K2O (ppm) | MnO (ppm) | CaO (ppm) | Al2O3 (ppm) | Na2O (ppm) | MgO (ppm) | Sulphate (mg/kg) | Silica (mg/kg) | Chloride (mg/kg) |
| Pompuni | 29,778.9 | 0.0 | 202.7 | 3215.4 | 11,029.4 | 290.2 | 51.8 | 65.0 | 6.2 | 11.5 |
| Agona Banso | 17,055.1 | 0.0 | 125.2 | 1402.0 | 7460.6 | 658.2 | 37.9 | 160.0 | 14.9 | <0.5 |
| Fretsi Stream | 16,282.0 | 7115.6 | 205.3 | 5998.4 | 4784.9 | 239.0 | 253.2 | 150.0 | 4.7 | <0.5 |
| Tumentu Stream | 14,637.2 | 0.0 | 136.9 | 2858.6 | 3891.8 | 498.4 | 62.7 | 80.0 | 8.5 | 12.5 |
| Fretsi | 1908.9 | 0.0 | 149.8 | 0.0 | 7460.6 | 150.0 | 48.6 | 50.0 | 11.5 | <0.5 |
| Ottawa Standard Sand | 200 | 100 | 100 | 100 | 600 | 100 | 100 | - | 998,000 | - |