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| Basalt image (inlet) and XRD pattern | Compound | Weight% |
|---|---|---|
|
Oxygen (O) | 48.23 |
| Aluminum (Al) | 12.31 | |
| Silicon (Si) | 19.89 | |
| Calcium (Ca) | 6.17 | |
| Magnesium (Mg) | 4.66 | |
| Sodium (Na) | 2.55 | |
| Potassium (K) | 3.15 | |
| Iron (Fe) | 3.04 |
