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 212
Potsdam-lieekmantown Sandstone, Wm. (lorilons Quarry. Post-ofiire. Napanee, (>nt. … cc 127 Under the microscope the njck i.s seen to be composed of grains of quartzof very irregular size. The larger particles are as much as one mm. in dia-meter and are generally well rounded, the smaller grains are more angularand fill the interstices between the larger grains. The cementing…
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.
