Report on the building and ornamental stones of Canada (1912)
Parks, William A. (William Arthur), 1868-1936, Canada. Mines Branch (1901-1936) · Ottawa : Dept. of Mines, Mines Branch · leaf 402
>^ … 25 259 All the stone shows the planes of stratification in dark irre^lar lines,which become less pronounced in time as the stone itself darkens onexposure. Two derrcks are erected on the property. Five stone cutters and twoquarrymen are employed during the summer months: cutters receive 40cents and…
Building stones · Geology, Economic · Stone industry and trade
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
