13 September 2013
Friday fold: Kink band in Lodgepole Limestone, Sacagawea Peak, Bridger Range, Montana
Posted by Callan Bentley
As I’ve mentioned previously, I spent some time making GigaPans this summer out west. Here’s Lily and me on the crest of the Bridger Range, enjoying the clear skies and great geology:
When this portrait was taken (by our friend Lindsay), I was shooting this GigaPan:
Try exploring it to see if you can find today’s Friday fold: a kink band in the Lodgepole Limestone (a thinly banded unit) exposed on the crest of the range. This is what you’re looking for:
Here’s the same scene (a screenshot from the GigaPan), with the trace of bedding highlighted:
Hope you have a terrific Friday!
Callan Bentley is Associate Professor of Geology at Piedmont Virginia Community College in Charlottesville, Virginia. He is a Fellow of the Geological Society of America. For his work on this blog, the National Association of Geoscience Teachers recognized him with the James Shea Award. He has also won the Outstanding Faculty Award from the State Council on Higher Education in Virginia, and the Biggs Award for Excellence in Geoscience Teaching from the Geoscience Education Division of the Geological Society of America. In previous years, Callan served as a contributing editor at EARTH magazine, President of the Geological Society of Washington and President the Geo2YC division of NAGT.