. Bulletin of the Geological Society of America. Geology. 550 PRE-WISCONSIN GLACIAL DRIFT IN MONTANA The bluff on the opposite side of the river at the bend north of the wagon bridge exposed the following (figure 7) : Pleistocene Deposits on Belly River near Lethhridge, Alberta D. Loose buff till of Keewatin Glacier (Wisconsin stage), with Lau- Feet rentian pebbles and pebbles from Rocky Mountains 3 to 13 fLaniinated. papery silt 1 to 3 C. J Buff, wind-bedded loess, alternating with beds of fine, stratified sand (interglacial ?) 0 to 5Q± Compact, jointed till of Keewatin Glacier (pre-Wisconsin
. Bulletin of the Geological Society of America. Geology. 550 PRE-WISCONSIN GLACIAL DRIFT IN MONTANA The bluff on the opposite side of the river at the bend north of the wagon bridge exposed the following (figure 7) : Pleistocene Deposits on Belly River near Lethhridge, Alberta D. Loose buff till of Keewatin Glacier (Wisconsin stage), with Lau- Feet rentian pebbles and pebbles from Rocky Mountains 3 to 13 fLaniinated. papery silt 1 to 3 C. J Buff, wind-bedded loess, alternating with beds of fine, stratified sand (interglacial ?) 0 to 5Q± Compact, jointed till of Keewatin Glacier (pre-Wisconsin stage), with Laurentian pebbles and pebbles from Rocky Mountains. Upper 15 feet oxidized buff in places, dark gray below 25 to 30 Quartzite gravels ("Saskatchewan," interglacial or preglacial), with some interbedded sand 10 to 15 Cretaceous shale 100 B. 6 A :0: o'. •.-.°.v- ?.'-lZ--?- -.'• ".-o-'-v-rj-; .; ••;. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Geological Society of America. [New York : The Society]
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1890
