Metamorphosed sedimentary rocks at outcrop and hand sample scales.
Samples for the Minerals lab in Physical Geology at Northern Virginia Community College's Annandale campus.
For students in GOL 105, GOL 135, and any other class where GigaPans of the Billy Goat Trail might be helpful.
Metamorphosed igneous rocks.
The Cenozoic is the third era in the Phanerozoic eon. It began with the end-Cretaceous extinction event, and we're still in it today.
The Cretaceous is the final period of the Mesozoic era.
More than one sample in the same GigaPan.
The Blue Ridge geologic province is home to the oldest rocks in the Mid-Atlantic region.
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