Surface of quarried block in the Catoctin Formation. Hammer is ~35 cm long.
This is going to be trouble…
Annotated view. g- greenstone (actinolite schist), m- marble, v- vein composed of carbonate minerals.
Boudins or Pillows?
August 14, 2016 by ·
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Nottoway Falls
Nottoway Falls is an impressive set of cascades along the Nottoway River in the south-central Piedmont. Here the Nottoway River forms an impressive knick zone, dropping ~30 meters (~100′) in less than 1 kilometer (0.6 mi.). A strongly lineated granitic gneiss is well-exposed during low water conditions. The origin of this knick zone is poorly […]
What’s New in Virginia Geology
Virginia’s State Rock: Nelsonite
On July 1, 2016, Governor Terry McCauliffe signed a bill into law that made nelsonite the first official state rock of Virginia. The initiative for this project was led by students from Piedmont Virginia Community College. Michelle Stanislaus and her classmates from their Historical Geology class and Government class ran the petition for this law starting […]