The structural and industrial materials of California (1906)
Aubury, Lewis E., 1862- · Sacramento, W. W. Shannon, Superintendent state printing · leaf 162
r, andformerly in the (Jovernnient breakwater at San Pedro, but in the latterits use was almndoned on account of the difficulty in obtaining the largeblocks required, weighing over 4000 pounds. (See also Xth Report,California State Mining P)ureau, p. 279, and Xlth iJiid., ]>. 404.) NAPA… … ILL. Xo. 71. ST. HELENA PUBLIC SCHOOL.Constructed of Tracliytic Tuff from Moffat CJuarry, near St. Helena Napa County. nearer town and is more uniform in character, being a hard, coarse,yellowish trachyte. It outcrops in large boulders and larger stone isobtainable. It has been used to a…
Building stones · Portland cement · Clay · Mines and mineral resources
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