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Cutting Description <br />Drill Hole 21011-1 <br />Page 5 of 13 <br />From To <br />• 370' 380' Sandstone-muds tone, fine grained, light gray to <br />yellowish brown, well sorted. (Muds tone could be <br />washed from top.) <br />380' 385' Sandstone-shale, fine grained, light gray to brown- <br />ish black, heavy minerals; carbonaceous fragments <br />and lenses in shale. <br />385' 390' Sandstone-silts tone, fine grained, light gray to gray, <br />sugary texture. <br />390' 395' Siltstone, grayish black; carbonaceous fragments. <br />395' 400' Sandstone, very fine grained, white, well sorted, <br />sugary texture. <br />400' 405' Sandstone-silts tone, fine grained, whitish gray to <br />grayish brown, well sorted, heavy minerals. <br />405 410' Sandstone, very fine grained, white to gray, well <br />sorted. <br />410' 415' Siltstone-sandstone, grayish brown to light gray; <br />carbonaceous fragments in silts tone; carbonaceous <br />• lenses in sandstone. <br />415' 420' Siltstone-sandstone, grayish brown to gray, good <br />cementation in sandstone; carbonaceous fragments. <br />420' 440' Sandstone-Siltstone, fine grained, light gray to <br /> gray; heavy minerals, well sorted, sandstone. <br />440' 455' Siltstone, gray. <br />455' 460' Sandstone-silts tone, fine grained, white to gray, well <br /> sorted, some heavy minerals, mica flakes; silts tone is <br /> probably from above. <br />460' 480' Sandstone-Siltstone, fine grained, light gray to gray, <br /> well sorted, heavy minerals, sugary texture; Siltstone <br /> fragments probably from above. <br />480' 490' Sandstone-Siltstone, very fine grained, light greenish <br /> gray to grayish brown, well sorted, good cementation <br /> (very hard). <br />490' 495' Siltstone-sandstone, brown to greenish gray; carbona- <br /> ceous fragments in Siltstone; sandstone probably from <br /> above. <br />• 495' 500' Siltstone, grayish brown, hard; carbonaceous fragments. <br />