Dunes at False Cape State Park in Virginia Beach. Dunes are common features along the Virginia coast.
Dunes are common landforms along Virginia’s sandy coast and its barrier islands.
Dunes at False Cape State Park
August 9, 2016 by ·
A Resource for Information on the Commonwealth's Geology
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Fault Breccia in the Blue Ridge
Photomicrograph of fault breccia in the Cambrian Antietam Formation, Blue Ridge province. Breccias form when rocks are extensively fractured in fault zones and are cemented together when minerals precipitate in the cracks and fractures. Note the angular fragments (fr) of quartz sandstone in a matrix of fine-grained iron oxide cement (ic). Field of view 4 […]
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At the Pluton’s Edge
When large quantities of magma intrude and solidify in the Earth’s crust they form bodies of intrusive igneous rock known as plutons. The featured image nicely illustrates the edge (geologic contact) of a granitic pluton in the Blue Ridge Mountains of central Virginia. The granite is part of the 706 ± 4 million year old […]