Lithologic Log
(Log data entered from KOLAR.) |
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From: 0 ft. to 2 ft. |
Top soil |
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From: 2 ft. to 20 ft. |
Brown clay, few small sand streaks |
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From: 20 ft. to 45 ft. |
Sand, fine to medium, coarse small gravel |
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From: 45 ft. to 90 ft. |
Brown and brown sandy clay and caliche |
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From: 90 ft. to 100 ft. |
Sandy clay |
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From: 100 ft. to 120 ft. |
Caliche |
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From: 120 ft. to 165 ft. |
White and yellow clay, few small sand streaks, sticky |
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From: 165 ft. to 172 ft. |
Dark clay |
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From: 172 ft. to 260 ft. |
Blue shale, few ledges |
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From: 260 ft. to 300 ft. |
Shale and small sandstone streaks |
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From: 300 ft. to 319 ft. |
White soapstone and Dakota Sandstone |
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From: 319 ft. to 338 ft. |
Dakota Sandstone and white soapstone, tight |
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From: 338 ft. to 375 ft. |
Soapstone and sandstone, loose in few places |
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From: 375 ft. to 462 ft. |
Shale, few hard ledges 411-413 feet, drills loose and sticky |
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From: 462 ft. to 510 ft. |
Shale, few small sandstone streaks |
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From: 510 ft. to 512 ft. |
Hard sandstone |
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From: 512 ft. to 560 ft. |
Hard shale and small sandstone streaks |
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From: 560 ft. to 598 ft. |
Shale |
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From: 598 ft. to 670 ft. |
Sandstone and hard shale and soapstone |
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From: 670 ft. to 720 ft. |
Hard shale |
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From: 720 ft. to 747 ft. |
Shale, few small sandstone streaks |
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From: 747 ft. to 795 ft. |
Gray soapstone, few hard ledges, use little water |
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From: 795 ft. to 831 ft. |
Gray sandstone, few soapstone streaks |
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From: 831 ft. to 850 ft. |
White and brown soapstone, sticky, few sandstone streaks |
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From: 850 ft. to 873 ft. |
Sandstone and soapstone |
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From: 873 ft. to 898 ft. |
Sandstone, uses little water |
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From: 898 ft. to 934 ft. |
Sandstone, tight in places, few soapstone streaks and hard ledges |
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From: 934 ft. to 940 ft. |
Soapstone and few small sandstone streaks |
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From: 940 ft. to 1002 ft. |
Gray and brown sandstone, uses little water |
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From: 1002 ft. to 1111 ft. |
Shale |
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From: 1111 ft. to 1112 ft. |
Limestone |