Table 1. Hydrochemical Characteristics Analysis of Three-Ash Water Samples in the Second Mining Area and the Fifth Mining Area at Different Times.
| cation |
anion |
|
||||||
|---|---|---|---|---|---|---|---|---|
| items analyzed (mg/L) | K + Na | Ca2+ | Mg2+ | Cl- | SO42– | HCO3– | mineralization degree | |
| 2013.08.03 | mining 2# | 361.78 | 8.94 | 2.32 | 62.13 | 290.69 | 401.63 | 1220.72 |
| mining 5# | 461.64 | 72.77 | 35.62 | 124.68 | 931.23 | 309.94 | 1956.47 | |
| 2014.04.25 | mining 2# | 329.06 | 8.15 | 5.44 | 63.34 | 314.57 | 289 | 1101.07 |
| mining 5# | 396.42 | 16.3 | 19.78 | 100.26 | 542.2 | 307.39 | 1429.3 | |
| 2015.04.29 | mining 2# | 368.37 | 8.2 | 3.73 | 55.2 | 270.19 | 350.38 | 1145.05 |
| mining 5# | 288.99 | 8.2 | 3.73 | 55.2 | 132.64 | 368.5 | 932.1 | |
| 2015.10.26 | mining 2# | 394.24 | 13.18 | 7.99 | 67.92 | 347.56 | 581.49 | 1434.14 |
| mining 5# | 363.5 | 25.05 | 8.79 | 85.39 | 384.42 | 318.22 | 1240.67 | |
| 2016.04.20 | mining 2# | 422.89 | 11.27 | 9.57 | 62.46 | 356.5 | 587.88 | 1474.49 |
| mining 5# | 326.65 | 13.52 | 10.93 | 79.18 | 259.27 | 357.84 | 1122.51 | |
| 2016.11.03 | mining 2# | 428.78 | 16.6 | 5.03 | 61.96 | 356.07 | 589.38 | 1482.44 |
| mining 5# | 393.49 | 12.45 | 5.03 | 65.45 | 347.12 | 602.48 | 1449.07 | |
| 2017.07.06 | mining 2# | 357.12 | 9.12 | 6.15 | 57.75 | 324.06 | 552.31 | 1333.72 |