..Report on the building and ornamental stones of Canada, volI-V . fuse the hard stoneentirely and demand selected stc-ne either of the white or coloured type. Thematerial is said to chisel much more readily when freshly quarried and toharden on exposure. It is very likely that the harder bands observed through-out the Potsdam-Beekmantown sandstone areas may be due to a secondaryhardening rather than to an original difference in the character of the of the stone is now made into paving blocks for the city of Ottawa;building stone is being produced only when orders are received, whic


..Report on the building and ornamental stones of Canada, volI-V . fuse the hard stoneentirely and demand selected stc-ne either of the white or coloured type. Thematerial is said to chisel much more readily when freshly quarried and toharden on exposure. It is very likely that the harder bands observed through-out the Potsdam-Beekmantown sandstone areas may be due to a secondaryhardening rather than to an original difference in the character of the of the stone is now made into paving blocks for the city of Ottawa;building stone is being produced only when orders are received, which neces-sitates an additional cost in production in order to deliver selected quarrying, with the acquisition of stocks of selected material,would do much to stimulate the use of this stone and to extend its applicationto a wider area. Nepean stone has been largely used for building purposes, chiefly inOttawa, where many business blocks and private residences are constructedof it. Of the public buildings the more important are the following: The. PQ I Plate XXXVIII.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbuildin, bookyear1912