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3 January 2018
The Old Man of Hoy, a sea stack in Orkney
A sea stack on the west coast of Orkney showcases Devonian sedimentary strata and implies terrific storm waves in its geomorphology.
An odd mystery rock from Shetland
Any readers have any idea what this strange rock is? It’s got wild patterns! These samples were in the garden of a local rockhound in Lerwick; I have zero idea what the mineralogy is; I was just stunned by the “scale-like” pattern of gray and pink. I’d be eager to hear your ideas what this might be. Thanks very much in advance!
1 January 2018
2017 Yard List
New year’s day is the time I tally up my accumulated bird species seen in my yard on the forested slope of Massanutten Mountain. This is my sixth such annual list. Here are the previous iterations: 2012 (39 species) 2013 (51 species) 2014 (58 species) 2015 (65 species) 2016 (59 species) Here we go, in chronological order of first appearance in our yard: Red-tailed hawk Red-bellied woodpecker Mourning dove Raven …
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.