Beryllium-10 dating of the Foothills Erratics Train in Alberta, Canada, indicates detachment of the Laurentide Ice Sheet from the Rocky Mountains at ~15 ka

• Published in: Quaternary Research
• Main Authors: Margold, Martin, Gosse, John C., Hidy, Alan J., Woywitka, Robin J., Young, Joseph M., Froese, Duane
• Language: unknown
• Published: 2021
• Subjects: 58 GEOSCIENCES; Canada; Rocky Mountain Foothills; Ice Sheet
• Online Access: http://www.osti.gov/servlets/purl/1558872; https://www.osti.gov/biblio/1558872; https://doi.org/10.1017/qua.2019.10

The Foothills Erratics Train consists of large quartzite blocks of Rocky Mountains origin deposited on the eastern slopes of the Rocky Mountain Foothills in Alberta between ~53.5°N and 49°N. The blocks were deposited in their present locations when the western margin of the Laurentide Ice Sheet (LIS...