Feeds:
Posts
Comments

Posts Tagged ‘field trip’

Garry has decided to post a bit about columnar basalts this week & has noticed a trend of a few other bloggers joining in, so I decided to join the party.

Back in Fall 2009, Callan and I went on a joint field trip to Shenandoah National Park (somewhere he’s posted about quite a bit).   One of the stops was to see a grouping of columnar basalts:

columnar basalts along the Limberlost Trail in Shenandoah (Callan standing on column w/ head chopped off)

Instead of the equant shape typically seem looking down the columns, there was some definite deformation that occurred post-emplacement:

Interestingly enough, while standing on the outcrop Callan commented that he and Kim had had a discussion about the deformation of these rocks.   Considering that Kim was my undergrad advisor (something Callan didn’t know), the blogosphere is a small world 🙂

Read Full Post »