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

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(Photo: Courtesy of Steve Lowtwait)
<p>Cover art for “Formations,” a symphony based on the geologic history of the region, by <a href="http://campsteve.com/#sthash.m4bqVNlS.dpbs" target="_blank" rel="noopener noreferrer">Boulder&#039;s Steve Lowtwait</a>.</p>
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.