8 May 2011
I already mentioned the “paddle hackle” that I saw on the field trip I took to Thoroughfare Gap in February. Well, this week I went back out to Throughfare Gap twice, once with a student and once with my fianceé and a friend of ours.
I saw cool new plumes both times, decorating joint surfaces in the Weverton Formation quartzite.
Here’s the best one, seen in one of the building stones at the old mill:
And here it is again, rotated 90° so that you can better appreciate the details:
Beauty, eh? …Shame about the tree branch shadows…