... Report on the building and ornamental stones of Canada, vol. I-V (1912)
Parks, W. A. (William Arthur), 1868-1936, Canada. Mines Branch · Ottawa : Government printing bureau · leaf 356
by a harder and more fractured slate which is succeeded by greenserpentine. Several pits have been opened on the good belt but some ofthe older ones have been entirely filled with the debris from later operations. The quarry was opened in 1868; the pit now being worked extendsalong the strike for… … Melbourne slate. New Rockland slate quarry, New Rockland, Que. 237 feet in width of hard slate with many quartz veins. This is followed by60 feet of good slate, after which is 10 feet of worthless material succeededby 70 to 80 feet more of good slate to the southeast wall. Here a narrowquartz seam…
Building stones
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