. After earthquake and fire . e is no faulting between the sedimentary rockJ and the metamorphic rock. Gases and mineral waters ascendthrough the fissures and cracks in these anticlines. The elevation of the strata has progressed several feet at atime. In the last fifty years in San Benito county the east-ern side of the master fault was raised 14 feet, then two andone-half feet, then one foot and then two feet, higher than thewestern side. When the lateral pressure described above has increasedsufficiently to overcome the weight of the overlying rocks andthe friction, the rocks on the side of
. After earthquake and fire . e is no faulting between the sedimentary rockJ and the metamorphic rock. Gases and mineral waters ascendthrough the fissures and cracks in these anticlines. The elevation of the strata has progressed several feet at atime. In the last fifty years in San Benito county the east-ern side of the master fault was raised 14 feet, then two andone-half feet, then one foot and then two feet, higher than thewestern side. When the lateral pressure described above has increasedsufficiently to overcome the weight of the overlying rocks andthe friction, the rocks on the side of the fault away from theocean are suddenly lifted, producing a jar or being a greater pressure when the first movement of 166 AFTER EARTHQUAKE AND FIRE. the earth occurs, the first shock is always the most is followed by minor shocks as the earth adjusts number of years will generally elapse before the lateral pres-sure increases sufficiently to produce another movement of asimilar a uO E w■*-•U to EFFECTS OF THE EARTHQUAKE. By DArcy Weatherbe. For some time previous to the earthquake, John C. Bran- ner, professor of geology in Stanford University, had been examining the topographic* and geologic conditions through-
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