The structural and industrial materials of California (1906)
Aubury, Lewis E., b. 1862 · Sacramento, W.W. Shannon, Superintendent State printing · leaf 203
clays: Range in Composition of Chinaware Clays. Per Cent. Silica 45 to 85 Alumina ri to 40 Water 2 to 14 Iron oxide 0 to 2 Lime 0 to 2 Magnesia 0 to 2 Alkalies 0 to 3 Titanic acid 0 to 3 196 STRUCTURAL AND INDUSTRIAL MATERIALS OF CALIFORNIA. Ball Clay is a wliite-burning, plastic, refractory clay,… … ILL. No. SC. ni(.lI-(iKAr)K CALIFORNIA CLAY PRODUCT. HAND-CARVED. (Covirtesy of Mrs. I>. V. Irilan.) POTTERS CLAY.Potters clay is a term rather loosely used. The most general ideaconveyed by the term, probably, is that of smooth, plastic clays, toofusible for highly refractory purposes and…
Building stones · Portland cement · Clay · Mines and mineral resources
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