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USGS Spotlight Questions
Half Dome, the massive rock monument in Yosemite National Park
At the head of the valley in Yosemite National Park, as if on a pedestal, stands Half Dome, the most colossal and recognizable rock monument in the Sierra Nevada, smoothly rounded on three sides and a sheer vertical face on th
What is a laccolith?
A body of rock formed from magma migrating and solidifying deep in the subsurface is called a pluton or an igneous intrusion.