The structural and industrial materials of California (1906)
Aubury, Lewis E., b. 1862 · Sacramento, W.W. Shannon, Superintendent State printing · leaf 78
m^i^ W^ … ILI.. No -is. (iUAKKV AND K IIAS OK Til K I.XIOX I.IMKCO., TKH A i II A Il, Ki;i;X CdCXTY. ley. The limestone occurs in heavy beds, with more or less inclusions ofschist. The biotite mica in the schist is frequently badly disintegrated andstains the adjoining limestone with iron rust. The rocks are…
Building stones · Portland cement · Clay · Mines and mineral resources
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