JustinG @justingosses.github.io · Nov 4 1 / 2 Hand samples of Heart Mountain fault from my rock cabinet! 14 likes 1 replies ? Reply Replies JustinG · Nov 4 If you want to read more there’s a number of interesting papers debating different aspects, including this one by Ed Beutner pubs.geoscienceworld.org/uwyo/rmg/art...