Coarse-grained K-feldspar granite of Mesoproterozoic age (~1.05 Ga) exposed in the Blue Ridge province Nelson County, Virginia. photo by C. M. Bailey
K-feldspar Granite, Blue Ridge
August 5, 2016 by ·
A Resource for Information on the Commonwealth's Geology
Featured Image
Old Rag Mountain
Old Rag Mountain is nestled in the Blue Ridge Mountains in Shenandoah National Park. The trail leading to the top is one of the most popular hikes in Virginia. This is due to the fantastic views, and the scrambling nature of the hike required to reach the summit. The large granitic boulders provide a unique rock […]
What’s New in Virginia Geology
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 […]