Grenvillian Gneiss
August 5, 2016 by ·
A Resource for Information on the Commonwealth's Geology
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Dunes at False Cape State Park
Dunes are common landforms along Virginia’s sandy coast and its barrier islands.
What’s New in Virginia Geology
Virginia is for Lavas- The Catoctin Formation
Many of the highest peaks in Shenandoah National Park (including Hawksbill, Stony Man, and Hightop Mountain, just to name a few) are underlain by distinctive bluish-green rocks that were once ancient lava flows (Virginia is for Lavas!), and are part of a geologic unit known as the Catoctin Formation. From the presidential retreat at Camp David to Jefferson’s […]