A Short Update from the Diabase Quarries

May 20th, 2010

We have an early morning tomorrow, since we’re running our NE-SE GSA field trip for the Pennsylvania Geological Survey. So, this post will be short and sweet. Here are a few of the highlights from today’s diabase escapades:

One of Betty Lou's cores that we cut for geochemistry and thin sections.

More awesome slickenfibers.

Contact between diabase and a felsic layer.

Quarry workers drilling holes to set up for the next blast.

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