Pegmatite intrusions. Rock Point, Black Canyon of Gunnison National Park, Colorado, USA.
See pegmatite intrusions from Rock Point, in Black Canyon of the Gunnison National Park, near Montrose, Colorado, USA. Pressurized molten rock was forced into 1.7-billion-year-old metamorphic rock, forming pink pegmatite stripes on Colorado's highest cliffs. With two million years to work, the Gunnison River and weathering have sculpted a vertical wilderness of rock, water, and sky.Add to Cart Add to Lightbox Download