..Report on the building and ornamental stones of Canada, volI-V . 157 over the surface of comparatively flat country, where the Niagara cuesta isnot apparent as an abrupt elevation: this type is seen immediately noith ofLimehouse, second, a region in which the cuesta presents a vertical face of100 or more feet of Niagara limestone at the top, beneath which is a shouldei,sometimes a quarter of a mile wide, capped by the sandstone and coveredwith an increasing amount of soil and debris towards the vertical upper por-tion. Beneath the shoulder the mountain falls away more gradually andpresen
..Report on the building and ornamental stones of Canada, volI-V . 157 over the surface of comparatively flat country, where the Niagara cuesta isnot apparent as an abrupt elevation: this type is seen immediately noith ofLimehouse, second, a region in which the cuesta presents a vertical face of100 or more feet of Niagara limestone at the top, beneath which is a shouldei,sometimes a quarter of a mile wide, capped by the sandstone and coveredwith an increasing amount of soil and debris towards the vertical upper por-tion. Beneath the shoulder the mountain falls away more gradually andpresents heavy beds of red clay. This type of occurrence is seen from nearGlen William to a point above Inglewood. The third type shows the sandstonecropping out in the side of the mountain, the outcrop being marked by littleor no projecting shoulder. To this type belong the exposures immediatelyaround the Forks of the Credit. Although somewhat thicker in places, the average of the sandstone isnot more than 12 feet. The bedding is very irregular as a rule, but, in themore
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbuildin, bookyear1912
