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~. <br />.. __. _ <br />TABLE V <br />PHYSICAL PROPERTY TEST RESULTS: UPPER WHEELER COAL <br />v, <br />rn <br />m <br />n <br />a <br />r <br />A <br />m <br />p <br />Z <br />_ti <br />O <br />z <br />r <br />Physical Property N R x Sx <br />Uniaxial Compressive Strength, MPa 2 8.39-11.8 10.1 2.41 <br />Eleatic Modulus, CPa 2 1.28-1.85 1.56 0.40 <br />Internal Friction 51 <br />0° <br /> . <br />~ <br />Cohesion <br />MPa 2 <br />23 +- - <br />, . - <br />Direct Shear Strength, IiPa 0 N/A N/A N/A <br />Brazilian Tensile Strength, MPa 2 0.08-0.44 0.26 0.25 <br />Flexural Strength, MPa 0 N/A N/A N/A <br />Bulk Density 2 1.24-1.31 1.28 0.05 <br />Porosity, x 2 6.2-9.5 7.8 2.3 <br />Moisture, x 2 2.5-5.5 4.0 2.1 <br />Protodyakonov Number 18 1.03-1.47 1.20 0.14 <br />H <br />V <br />