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PROJECT NAME Tri-Valley Growers BORING N NW-3 <br /> Thornton <br /> PROJECT * 1582G DATE DRILLED 8/21/87 <br />'&XCELTECH EXPLORATORY BORING LOG LOGGED BY [(p <br /> .. z <br /> 0 `L O O a z <br /> Cr0 <br /> z o " > o <br /> w <br /> S J i W solL D=scFrPT1QN a- <br /> Wa Mpi � a <br /> w 4 0 O Qa <br /> a co m <br /> 3 U cc > <br /> n O <br /> 0 <br /> ML SANDY SILT , dark brown ( 10yr3/3 ) , 25% fine <br /> 1 sand , 5% gold mica, damp, soft , no product <br />' odor <br /> 2 <br /> 3 - <br /> 4 <br />' S ML CLAYEY SILT, very dark grayish brown ( 10yr, <br /> , <br /> 3 9 3/2 ) , 25-30% clay, 5% gold mica, 5% open <br /> A rootholes , damp, stiff , no product odor <br /> 7 <br /> _ $ CL SILTY CLAY very dark gray ( 10yr3/1 ) , 30-40% <br /> 9 silt , moist , soft , no product odor <br />' 10 <br /> SC CLAYEY SAND, dark brown ( 10yr3/3 ) , 25% clay <br /> 11 3 11 25% silt , damp, medium dense , no product <br /> B odor <br /> I2 CL SILTY CLAY, dark reddish brown ( 5yr3/4 ) , <br />' mottled black ( 2 . 5y4/0 ) , medium plasticity, <br /> 13 30% silt , 5% gold mica, < 5% open rootholes , <br /> damp, stiff , no product odor <br /> 14 <br /> 15 CL SANDY CLAY, dark reddish brown ( 5yr3/4 ) , <br />' 25-30% fine to very fine sand, 20% silt , <br /> 116 -3 5 wet , soft , no product odor <br /> C <br />' I7 <br /> 1$ <br />' 9 <br /> SM SILTY SAND, dark brown ( 7 . 5yr3/4 ) , subangul- <br /> 100 ar to subrounded , 15% silt, wet , medium <br />' dense , no product odor <br /> 21 3 16 <br /> D <br />' 22 -reduction in drill rate <br /> par7'- nn.- of * (- <br />