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Geologic Map <br /> Brown's Lake Ranch <br /> 78700 East River Road <br /> Ripon, California <br /> WL-. <br /> t: y <br /> Lo <br /> ft- - S —77 <br /> p: <br /> — en <br /> (( 5n <br /> MODEST <br /> Explanation Map Base: California Geological Survey <br /> (formerly California Division of Mines& Geology), <br /> Q Holocene Alluvium-poorly sorted stream and basin 1991, Geologic Map of the <br /> deposits;clay to boulder size San Francisco-San Jose Quadrangle; <br /> CDMG Map 5A, Scale 1 :250,000. <br /> Quaternary Modesto Formation- <br /> Qm Arkosic alluvium forming Mokelumne River terraces and alluvial <br /> fan;chiefly sand with minor gravel and silt;probably glacial outwash Scale <br /> Or Quaternary Riverbank Formation-weathered reddish gravel, 0 2 4 <br /> sand,and silt forming clearly recognizable alluvial terraces and fans Miles <br /> Qtnm North Merced Gravel-Arkosic alluvial gravel,sand,silt and clay, 1 in= 3.95 miles <br /> nonmanne V-250,000 <br /> Quaternary Turlock Lake Formation-deeply weathered <br /> Qtl arkosic gravels with minor resistant metamorphic rock fragments <br /> and quartz pebbles <br /> Pliocene Laguna Formation-interbedded alluvial gravel,sand <br /> PI and silt. Pebbles and cobbles of quartz and sediments are <br /> invariably arkosic. <br /> Tertiary Mehrten Formation-sandstone, laminated siltstone, <br /> Tin conglomerate,and tuff breccia composed almost entirely ofI NEIL O. ANDERSON <br /> andesitic material with only small amounts of igneous and A N D A S S O C I A T E S <br /> metamorphic rock fragments <br /> Plate 7 <br /> Location of Subject Property <br />