Research Article
Damage Features of Altered Rock Subjected to Drying-Wetting Cycles
Table 5
Triaxial compression data.
| Rock | Cycles | Cohesion (MPa) | Internal friction angle (°) | Different pH values | Different pH values | 2 | 4 | 7 | 2 | 4 | 7 |
| Beresitization granoclastic | 0 | 13.35 | 13.35 | 13.35 | 27.26 | 27.26 | 27.26 | 1 | 10.17 | 11.56 | 12.39 | 23.56 | 25.12 | 26.66 | 5 | 7.02 | 7.94 | 9.54 | 22.53 | 23.17 | 24.22 | 8 | 5.56 | 6.55 | 8.62 | 21.46 | 22.15 | 23.79 | 15 | 4.64 | 5.47 | 6.44 | 19.45 | 20.27 | 21.33 | 20 | 3.01 | 3.66 | 4.06 | 17.69 | 18.27 | 19.51 |
| Beresitization granite | 0 | 9.19 | 9.19 | 9.19 | 50.01 | 50.01 | 50.01 | 1 | 6.94 | 8.03 | 8.51 | 45.02 | 46.34 | 47.89 | 5 | 5.56 | 6.96 | 7.01 | 41.78 | 43.96 | 45.02 | 8 | 3.12 | 5.02 | 5.94 | 40.68 | 42.04 | 43.19 | 15 | 2.10 | 2.91 | 3.59 | 38.57 | 40.11 | 42.01 | 20 | 1.67 | 2.00 | 2.81 | 37.94 | 39.57 | 41.34 |
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