The structural and industrial materials of California (1906)
Aubury, Lewis E., 1862- · Sacramento, W. W. Shannon, Superintendent state printing · leaf 203
ays: Range in Composition of Chinaware Clays. Per Cent. Silica 45 to 85 Alumina 5 to 40 Water 2 to 14 Iron oxide 0 to 2 Lime 0 to 2 ^Magnesia . 0 to 2 Alkalies 0 to :^ Titanicacid 0 to 3 196 STRUCTURAL AND INDUSTRIAL MxVTERIALS OF CALIFORNIA. Ball Clay is a white-burning, plastic, refractory clay,… … ILL. No. 86. HIGH-GRADE CALIFORNIA CLAY PRODUCT. HAND-CARVED.(Courtesy of Mrs. L. V. Irelan.) 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 containing…
Building stones · Portland cement · Clay · Mines and mineral resources
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