Rock music: Colorado’s geologic history, told by a symphony

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Courtesy Steve Lowtwait
Cover art for “Formations,” a symphony based on the geologic history of the region, by Boulder’s Steve Lowtwait.
Photo: Geology symphony
This Friday is the 125th anniversary of the Geological Society of America, based in Boulder. To mark the occasion, composer and University of Colorado-Boulder instructor Jeffrey Nytch wrote a symphony based on the geologic history of the region, commissioned by the GSA and the Boulder Philharmonic.