Research Article
Brittleness Evaluation of Shale Based on the Brazilian Splitting Test
Table 2
Brittleness indexes with large dispersion degree.
| Sample number | | | | Standard deviation |
| B-1 | 0.62 | 0.80 | 0.11 | 0.3579 | B-6 | 0.51 | 0.76 | 0.15 | 0.3066 | B-10 | 0.67 | 0.27 | 0.18 | 0.2608 | B-12 | 0.19 | 0.70 | 0.88 | 0.3579 | C-1 | 0.16 | 0.02 | 0.74 | 0.3817 | C-2 | 0.54 | 0.96 | 0.10 | 0.4300 | D-2 | 0.50 | 1.00 | 0.17 | 0.4178 | D-3 | 0.35 | 0.70 | 0.08 | 0.3108 |
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