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Hole Number: 872E Associated Wells: None
<br /> Date Drilled: 4/17-19/86 Location: T46N, R16W
<br /> Drilled By: Alan Chiles SEk, NEk, Sec. 1
<br /> Logged By: Gary Wendt Coordinates: N 599,251 '
<br /> Elevation: 5672' E 1,116,008'
<br /> Depth Increment Description of Strata/Lithologic Unit Designation
<br /> (feet)
<br /> 0.0 - 0.6 SOIL, clay loam, reddish brown, friable to firm, many fine roots,
<br /> NE, moist, suitable topsoil
<br /> 0.6 - 1.1 SOIL, clay loam to clay, reddish brown grading towards light
<br /> yellowish brown with depth, friable to firm, few roots, ME/VE,
<br /> moist, suitable subsoil
<br /> 1 .1 - 4.0 SOIL, clay, yellowish brown, firm, VE becoming MUSE at 4.0, wet,
<br /> Unit 1
<br /> 4.0 - 8.4 SOIL, clay, yellowish brown, firm, wet, high percentage (5-10%)
<br /> of clear 0.01 foot crystals (gypsum), grades towards soft
<br /> brownish gray shale at 8.4, SE, Unit 1
<br /> 8.4 - 14.3 SHALE, brownish gray to light gray, soft to slightly hard, NE, SE
<br /> at 10.5 - 12.0, grades towards slightly hard gray shale at 13.1 -
<br /> 14.3, Unit 1
<br /> 14.3 - 14.6 LEDGEROCK, QUARTZ, white with shades of gray and red, extremely
<br /> hard, NE, Unit 1
<br /> 14.6 - 30.0 SANDSTONE, brown to reddish brown (Fe stained) very hard grading
<br /> to hard and slightly hard, NE, intensely fractured, light gray
<br /> extremely hard indurated sandstone at 18.00 - 18.55, 20.0 - 20.4
<br /> and 23.0 - 23.6, fractures and bedding planes encountered between
<br /> 26.0 - 30.0 are lined with black manganese oxide stains, Unit 1
<br /> 30.0 - 33.0 SANDSTONE, grayish brown, hard to slightly hard, NE, light gray
<br /> 0.01 foot fine sand medium encapsulates bedding planes at 0.05 -
<br /> 0.1 foot intervals, Unit 1
<br /> 33.0 - 37.5 SANDSTONE, grayish brown to brownish gray, slightly hard to hard,
<br /> NE, 0.01 foot white crystal lamella (gypsum) encapsulates bedding
<br /> Planes at 0.1 - 0.2 foot intervals, Unit 1
<br /> 37.5 - 37.9 SHALE, brownish gray grading to gray and yellowish brown, soft to
<br /> slightly hard, NE, Unit 1
<br /> 37.9 - 44.2 SANDSTONE, olive gray to gray, slightly hard to hard, NE, bedding
<br /> plane and gypsum streak density decreases slightly with depth,
<br /> grayish brown near bedding planes and mottled light gray to gray
<br /> between bedding planes, Unit 1
<br /> 6-1-85 Revised 04/11/88
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