Field Notebook: SD, ND 1962
Page 105
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Transcription
10) 7.0 Sand, worths gray white, massivo fluted, some lt shale (no shale) in lower part. Fine grained Colgate type 11) 9.0 Lignitic shale and some lignito interbedded with grey shale. Fustone Small concs. 12) 17.6 Szudy, vfg, znd szudy clzgy, silty, worths yellow grcy OB stfmny, sczt oB concs small, local poorly indurated & few masses. Grades to silty blocky clzg in upper few feet. 13) 2.0-? Lignitic clzgy + transstones, Grass roots under A stfmny 51