... 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 366
specimen is remarkably free from any irregu-larities, worms, or pyrite crystals. The following analyses, made to illus-trate the varying composition of contiguous bands of rock, are taken fromthe Report of the Geological Survey, 1895, p. 60 J. Two varieties of slate from the Danville quarry. No. 1… … Danville slate. The old Danville school slate quarry. 243 A quarry was opened in similar slate in 1854 on lot 9, range VI, Cleve-land. ^ Kingsey Slate Area. Henry Armstrong, TrenhoJm, Que.; Lots 4 and 5, Range I, Kingsey. A very large body of the slate doubtless occurs on this property:it is to be…
Building stones
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