Gneiss, Black Canyon of the Gunnison, Colorado
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Photo credit: © Phil Degginger / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: beryl, black, canyon, cliffs, colorado, exotic, exposed, garnet, geology, gneiss, gorge, gunnison, hematite, igneous, magnetite, metamorphic, plutonic, precambrian, rhyolite, river, rock, schist, sheer, sheer-walled, spodumene, steep, strata, tourmaline, walls, western