ResearchArticle

Energy Dissipation-Based Method for Strength Determination of Rock under Uniaxial Compression

Table 1

Rock types and basic parameters.

Rock typesDensityMoisture contentWater absorptionCompressive strengthElastic modulusTensile strengthPoisson’s ratio

Mudstone2.502.363.3032.534.214.370.24
Physicochemical slate2.720.871.2832.484.064.280.24
Schist2.750.360.5041.114.534.750.23
Limestone2.630.290.4737.154.724.320.24
Gneiss2.720.220.7438.524.814.250.24
Sandstone2.671.892.7355.646.756.240.23
Porphyrite2.601.572.3565.777.466.870.22
Dolomites2.700.350.7191.5710.358.790.21
Shale2.680.521.1290.039.788.630.20
Metamorphic sandstone2.740.030.7399.6611.649.730.20
Marble2.680.040.75105.9512.2510.540.19
Quartz schist2.760.140.72127.0314.9511.830.19
Quartzite2.810.080.70164.3619.2912.560.18
Diorite2.800.110.71207.4424.7514.280.17
Granite2.850.050.35261.5829.6515.360.16