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Absorp AUSTRALIAN basalt beds Biotite-Granite building material building purposes building stone built calcareous Cambridge Cathedral chalky Chemical Composition chiefly Coal Measures coarse-grained colour compact construction Crushing strain Dark blue-grey Dark grey decorative Devonian district employed for building Eocene example extensively employed ferruginous fine-grained sandstone FREESTONE FRENCH LIMESTONE Geology GERMAN SANDSTONE Government of Queensland granite Granite Quarries grav greenish grey Hill Quarries Inferior Oolite Island Keuper known Light brown Light cream Light drab Light grey Light yellow Lower medium-grained medium-grained sandstone miles Millstone Grit Miocene Miocene Light mottled NORTH AMERICAN GRANITE Old Red Sandstone Permian Pleistocene polish porphyritic Presented by Messrs Quarries rock Silurian slightly banded Spec specimen from quarries specimen indicates specimen shews St John's College Stone Quarries strain per sqr structural purposes texture tons Beare tons Kirkaldy town Trias Tuff U.S.A. Presented Weight per cub Wurtemberg Weight yield Yorkshire Presented