Field Notebook: CO 1951a
Page 153
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Transcription
Van Bibber Creek Duplicate section - upper part of [illegible], face in N end of old workings. - Sandstone uncout. clay beds .6 Silty s[illegible] argill. siltstone .8 Dark gray silty clay sl[illegible] -> shly clay (Sample 15) 3.9 [Discou] Sandstone, hard, lightgray, finegrained cross.laminated, weathered lite buff to fe br. 1.2 Dark gray argillaceous siltstone, grades laterally into silty clay (Sample 14) 1.2 Siltstone, gray, argillaceous 1.2 Sandstone fine gr[illegible], hard x lzm. Discout worth, buff to brown. Sample 13 { .8 Gray silty clay (indurcted { .6 Argilaceous siltstone gray { .8 Gray silty clay 6.3 Sandstone, Hard fine gr. x lzm, gray, buff to fe brown. Beds 4" to 2' thick 2.8 Clay[illegible] (drawn through), locally silty upper feet D base, shaly, silty thurce (Sample 12) 2.0 Sandstone, some infabed. clay in upper part. Fine gr. platery locally beds to 10" thick. 1' Clay - Gray clay pl[illegible] frags, silty layers, fe stzmin 0.3 Sandstone = 3" bed over main clay. 74