A Resource for Information on the Commonwealth's Geology
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Micrograph of Deformed Quartz Sandstone
This micrograph colorfully illustrates deformed quartz grains in a well-cemented quartz sandstone from the Cambrian Antietam Formation, a prominent geologic unit in the Blue Ridge geologic province. Many of the individual sand grains are elongated (~horizontal orientation), but not recrystallized. Photo taken in cross polarized light with the gypsum plate inserted.
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 […]