The structural and industrial materials of California (1906)
Aubury, Lewis E., b. 1862 · Sacramento, W.W. Shannon, Superintendent State printing · leaf 130
will state that 1 have had both i>hysical and analytical tests made,which are as follows: May 11, IsOC).Analy.sis of sample of Colusa sandstone, from Sites (Juarry, received from the Board of StateHarbor Commissioners: Per Cent. Silicon dioxide 85.99 Aluminum oxide 4.82 Iron oxide -4.49 Calcium… … X O X /^ X. oZ (123) 124 STRUCTURAL AND INDUSTRIAL MATERIA!^ OP CALIFORNIA. When luiitccl to a red heat ami plunged into water, the stone neither si)linters nor cracks. Itresists, without fusion, tlie temperature of a full white lieat, not even the sharp edges of thestone being blunted. Plunged…
Building stones · Portland cement · Clay · Mines and mineral resources
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