Relative mineral contents at each point of the sand column and of the original sand samples (%)
| Mineral type . | Original sand . | P1 . | P2 . | P3 . | P4 . | P5 . |
|---|---|---|---|---|---|---|
| Quartz | 57.41 | 69.54 | 67.57 | 66.01 | 55.71 | 64.43 |
| Calcite | 1.22 | 0.84 | 0.68 | 1.3 | 2.42 | 1.19 |
| Kaolinite | 0.43 | 0.25 | 0.12 | 0.62 | 0.09 | 0.53 |
| Hematite | 0.01 | 0.00 | 0.01 | 0.01 | 0.04 | 0.00 |
| Chlorite | 2.34 | 0.00 | 0.00 | 0.00 | 0.30 | 0.24 |
| Vermiculite | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Muscovite | 3.24 | 4.98 | 4.77 | 2.22 | 4.54 | 3.45 |
| Albite | 31.49 | 21.99 | 24.76 | 28.26 | 33.95 | 27.95 |
| Orthoclase | 1.83 | 1.40 | 1.29 | 0.91 | 1.76 | 1.25 |
| Dolomite | 0.51 | 0.30 | 0.47 | 0.13 | 0.59 | 0.42 |
| Anhydrite | 1.12 | 0.71 | 0.32 | 0.54 | 0.6 | 0.54 |
| Mineral type | P6 | P7 | P8 | P9 | P10 | |
| Quartz | 61.97 | 60.69 | 69.52 | 63.53 | 70.69 | |
| Calcite | 0.90 | 1.46 | 1.61 | 1.27 | 2.28 | |
| Kaolinite | 0.23 | 0.20 | 0.19 | 0.65 | 0.29 | |
| Hematite | 0.01 | 0.01 | 0.00 | 0.01 | 0.02 | |
| Chlorite | 0.00 | 0.10 | 0.09 | 0.01 | 0.28 | |
| Vermiculite | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | |
| Muscovite | 3.82 | 4.12 | 5.31 | 3.67 | 5.56 | |
| Albite | 31.44 | 29.52 | 21.13 | 28.23 | 17.52 | |
| Orthoclase | 0.73 | 2.51 | 1.27 | 1.71 | 2.08 | |
| Dolomite | 0.34 | 0.92 | 0.47 | 0.58 | 0.79 | |
| Anhydrite | 0.56 | 0.47 | 0.41 | 0.34 | 0.48 |
| Mineral type . | Original sand . | P1 . | P2 . | P3 . | P4 . | P5 . |
|---|---|---|---|---|---|---|
| Quartz | 57.41 | 69.54 | 67.57 | 66.01 | 55.71 | 64.43 |
| Calcite | 1.22 | 0.84 | 0.68 | 1.3 | 2.42 | 1.19 |
| Kaolinite | 0.43 | 0.25 | 0.12 | 0.62 | 0.09 | 0.53 |
| Hematite | 0.01 | 0.00 | 0.01 | 0.01 | 0.04 | 0.00 |
| Chlorite | 2.34 | 0.00 | 0.00 | 0.00 | 0.30 | 0.24 |
| Vermiculite | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Muscovite | 3.24 | 4.98 | 4.77 | 2.22 | 4.54 | 3.45 |
| Albite | 31.49 | 21.99 | 24.76 | 28.26 | 33.95 | 27.95 |
| Orthoclase | 1.83 | 1.40 | 1.29 | 0.91 | 1.76 | 1.25 |
| Dolomite | 0.51 | 0.30 | 0.47 | 0.13 | 0.59 | 0.42 |
| Anhydrite | 1.12 | 0.71 | 0.32 | 0.54 | 0.6 | 0.54 |
| Mineral type | P6 | P7 | P8 | P9 | P10 | |
| Quartz | 61.97 | 60.69 | 69.52 | 63.53 | 70.69 | |
| Calcite | 0.90 | 1.46 | 1.61 | 1.27 | 2.28 | |
| Kaolinite | 0.23 | 0.20 | 0.19 | 0.65 | 0.29 | |
| Hematite | 0.01 | 0.01 | 0.00 | 0.01 | 0.02 | |
| Chlorite | 0.00 | 0.10 | 0.09 | 0.01 | 0.28 | |
| Vermiculite | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | |
| Muscovite | 3.82 | 4.12 | 5.31 | 3.67 | 5.56 | |
| Albite | 31.44 | 29.52 | 21.13 | 28.23 | 17.52 | |
| Orthoclase | 0.73 | 2.51 | 1.27 | 1.71 | 2.08 | |
| Dolomite | 0.34 | 0.92 | 0.47 | 0.58 | 0.79 | |
| Anhydrite | 0.56 | 0.47 | 0.41 | 0.34 | 0.48 |