Report on the building and ornamental stones of Canada (1912)
Parks, William A, Canada. Mines Branch · Ottawa : Dept. of Mines · leaf 236
bs. per sq. in., dn.- 27,080. wet 21,800. wet after freezing 22,100. Transverse strength, lbs. per sq.in 1,360. 1,230. Loss on corrosion, grams per sq. in 0.000648 Drilling factor, mm 7 6 The wet crushing test is again too low, in this case there was no appar-ent reason for this anomaly. ^This… … a m >> maSoO O 161 Geo. S. Sommerville, North Digby, Vt. Mr. Sommerville holds quarrying rights on lot 1, range IV of Stanstead,which belongs to Geo. Brodie. The opening has been made near the westline of the lot about 30 rods north of the international boundary. Theexcavation is about 200…
Building stones
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