The Stampede tephra: a middle Pleistocene marker bed in glacial and eolian deposits of central Alaska

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Begét, James E., Keskinen, Mary
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1991
• Subjects: General Earth and Planetary Sciences; Riley; alaska range; glacier; Alaska
• Online Access: http://dx.doi.org/10.1139/e91-090; http://www.nrcresearchpress.com/doi/pdf/10.1139/e91-090

A deformed block of silt incorporated in a push moraine of the Lignite Creek drift of the Nenana River valley in central Alaska contains the 10 cm thick Stampede tephra. The silt block and tephra are folded, sheared, and cut by multiple fault planes and appear to have been entrained by a glacier and...