Show GILROY OIL WELLSFive miles south of Gilroy about a mile west of J P Sargents residence are several tar springs so named from the sheets of pitch which cover the side of the hill from which petroleum has oozed forages for-ages Two miles beyond is an area of some forty acres with a heavier accumulation of this pitchy substance Some few tons have of late years been collected and removed to different differ-ent points for asphaltwalks and curbing but not until recently has any attempt beenmade to explore for oil Profeaor Wagner the State Geologist Geol-ogist located the well site Calculating Calcu-lating ona pitch of the rocks of sixty five degrees four hundred feet distant from the tar springs he expected oil would be found sealed up under its impervious cover at a depth of seven hundred feet The beds of strata encourage the hope that an abundant supply of gas and oil will be delivered from cavities before the drill reaches a depth of a thousand feet To those who are concerned in I the character of the strata penetrated I up to the present the following will be ef interest The surface soil was thirty feet deep followed by thirty five feet ol cobblestones thirtythree feet of dark shale eleven feet of cobblestones cob-blestones one hundred and twenty eight feet of dark shale tar and quicksand thirtythree feet The bit is at present in shale with some tar and quicksand Some few estuarine estua-rine shells from the lower niocene were shown to us from which we realized the fact that our mountain range has received a great upheaval at some remote period Gilroy Advocate Ad-vocate |