Field Notebook: SD, ND 1959
Page 95
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Transcription
In upper 8.0 has some vfg sand mixed in + increasing upward. At top is layer large (Av. about 1.5 diam) clc, coars weath rusty bn to purplish bn, brittle, with golden calcite in flecks. Very rarely fos. One frag D. nebrashensis seen in one. These are scattered, loc have salty jets, some cp to 3' long diam. 10.5 7.0 Sand, vfg, silty, clayey, prob. more of a silt at base but vfg sand, subgrainweath, at top. Upper 3.5 weaths to OB chief band is about 1.5 thick 2 ft from top. Here it is a vfg to fg sand with some glaucous. In the brown band, locally, are accumulations of shells, loose or in punky red weath sandy cones. These Protoceratids, Pierce linguiformis, Pyropsis. Some also at top of interval. (P. linguiformis locally + Protocecidz) 3 4.0 Clay, sandy & silty dk gray, mixed with clayey sand. Weath gray. 46