The structural and industrial materials of California (1906)
Aubury, Lewis E., b. 1862 · Sacramento, W.W. Shannon, Superintendent State printing · leaf 336
overed MAGNESITE —NAPA COUNTY. 329 up by debris. About 500 yards farther up the hill a 2-foot ledge isexposed by a 30-foot open cut, and above this, in a oO-foot tunnel, an18-inch ledge dipping nearly perpendicular is exposed. Russel Mine; E. T. Russel, Chiles P. 0., owner. In Sec. 24, T. 8 X.,R. 4… … ILL. No. 142. MAIN CUT OF WHITE KOCK MAGNESITE MINE, POPE VALLEY, NAPA COUNTY. west slope of the hill. The magnesite deposit is in serpentine. Onlyabout 25 tons were shipped. Snowflake and Blanco Mines; H. G. Staab, James Flood Building, SanFrancisco, owner. In Sec. 29, T. 7 X., R. 4 W., 11 miles…
Building stones · Portland cement · Clay · Mines and mineral resources
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