Field Notebook: CO 1955
Page 83
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Transcription
3.0 Sandstone, fine qr, and siltstone gray to purple gray, in hzrd beds up to 1.6 with lousso and partings dk gray loc. liquid sandy shale chiefly upp part most siltst in upper half. 1.3 Sandstone fine gr full of erros, crub partings & blobs, soft, is local lens within units above & below To N. this goes to early sh, 2.5 Sandstone, fine qr, in mssm hzrd beds 1 to 2.0 thick. 2.6 Shale, black, silty, hzrd, with some siltstn (shaley) in upper part. Weathers bluish grey. 16.3 Sandstone, tbular to massive x-lam, fine-qr-zoned to med, some shely partings betw. beds. Same silty zones, weathers ledgy, buff with grey sft zones. Top bed Fe-stzined. 12.9 Sandstone, fine-med, massive x-lam, buff to brown. chiefly 1 big bed, tbular of bzs0 40