Table 1.

Mechanical test results of core samples from Preese Hall-1

Sample top depth (ft)Sample IDEffective confining pressure (MPa)Axial strain at failure (%)Residual deviator stress (MPa)Triaxial compressive strength (MPa)Young's modulus, (E) (GPa)Poisson's ratio (ν)Brittleness ratio (E : ν)Triaxial bulk modulus (GPa)Isostatic bulk modulus (GPa)Triaxial shear modulus (GPa)
6614.2RMA-113713.30.768913422.30.112.09.520.510.0
6807.2RMA-113513.70.62012923.60.221.114.026.49.7
6849.9RMA-113813.70.613712836.80.211.821.129.315.2
6866.4RMA-114113.80.9013327333.60.181.917.530.514.2
6882.6RMA-11360.00.224524.20.151.611.610.5
7688.5RMA-11940.00.39607719.80.310.617.07.6
7689.7RMA-114615.40.4307424.00.280.918.220.79.4
7695.6RMA-11470.00.1271816.50.220.89.86.8
7696.3RMA-115115.41.0313531533.40.162.116.417.814.4
7696.4RMA-115230.01.0332231.70.142.314.721.613.9
7703.0RMA-114815.40.80016319.60.300.716.316.27.5
8159.9RMA-113916.40.64031251.80.291.840.846.820.1
8172.3RMA-11920.00.3809125.30.181.413.210.7
8173.1RMA-11930.00.3206223.00.270.816.89.0
8209.2RMA-114016.50.6329645.20.232.027.940.318.4
8487.4RMA-114217.00.52020040.20.221.823.917.316.5
8509.2RMA-11430.00.3510835.80.142.516.715.7
8510.3RMA-115417.10.5316528.90.281.021.916.911.3
8518.0RMA-114417.10.646813621.50.231.013.119.18.8
8885.8RMA-11950.00.37587225.10.300.821.29.6
8886.5RMA-114917.80.5417033.80.211.619.231.414.0
8899.8RMA-115017.80.65022536.60.251.524.126.814.7