Minerals and Metals in Ancient India v1.c25.s6.25

v1.c25.s6.25

| | Moradabad *reh* | Meerut *reh* | Kanpur *sajjī maṭṭi* | Sambhar bittern | Lonar lake incrustation fractions |
| Na₂CO₃ | 9.66 | 4.68 | 27.02 | 14.5 | 8.2-33.2 |
| NaHCO₃ | 8.55 | 3.96 | 4.28 | 9.1 | 6.3-24.4 |
| NaCl | 1.92 | 3.88 | — | 28.6 | 28.0 (av.) |
| Na₂SO₄ | 8.66 | 1.19 | 33.98 | 40.5 | 2.0 (av.) |
| | | | | K₂O | 4.3-10.3 |