Report on the building and ornamental stones of Canada (1912)
Parks, William A, Canada. Mines Branch · Ottawa : Dept. of Mines · leaf 290
, one hour two hours slow immersion. in vacuo under pressure... . Coefficient of saturation, one hour two hours slow immersion in vacuo Crushing strength, lbs. per sq. in., dry wet M .. ,1 ., ^^^ after freezing. Transverse strength, lbs. per sq. in Shearing strength, lbs. per sq. in Loss on… … Portage du Fort marble. Residence of G. E. Reid, Portage du Fort, Que. 199 Great difficulty was experienced in obtaining duplicate results in theporosity tests. The figures given above have been selected frpm a numberof experiments. The variations occurred chiefly with the short immersions;in the…
Building stones
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