In 1872 Silas Madge pried loose some of the gray, buff, and pink rocks from a prominent mesa on his ranch and sent them to mineral experts in Denver. The stone proved to be a superlative building material-weather resistant, exceptionally strong for its weight, and easily cut. Madge capitalized on the discovery with a profitable but backbreaking quarry just south of Castle Rock. When two other quarries opened nearby, the town and county profited from the industry. Builders used the rock for prominent commercial and residential buildings in Denver, Colorado Springs, and Pueblo, and as far away
The Rockies Explode by Jan Vrieson. An artist’s rendering of a cloud of superheated ash spewing toward Castle Rock from a distant, prehistoric volcanic eruption. All rights reserved, Image Archive, Denver Museum of Nature and Science. In the early decades of the twentieth century, motorists enjoyed touring Perry park Ranch to view the dramatic hogback formations.
Photo courtesy Denver Public Library.
Colorado Historical Society
Location. 39° 22.347′ N, 104° 51.611′ W. Marker is in Castle Rock, Colorado, in Douglas County. Marker is on Wilcox Street just from 3rd Street, on the right when traveling south. Click for map. Marker is in this post office area: Castle Rock CO 80104, United States of America.
Other nearby markers. At least 8 other markers are within 12 miles of this marker, measured as the crow flies. Good Roads in Colorado (here, next to this marker); Castle Rock (about 300 feet away, measured in a direct line); Douglas (about 300 feet away); Franktown (approx. 5.9 miles away); Russellville - History of Franktown / Franktown Country - Timber Industry (approx. 5.9 miles away); Southwest Rises The Summit of Pikes Peak (approx. 9.9 miles away); Ave Maria Chapel (approx. 11.3 miles away); Newcomb House (approx. 11.3 miles away). Click for a list of all markers in Castle Rock.
Categories. • Industry & Commerce • Natural Features •
Credits. This page originally submitted on , by Charles T. Harrell of Woodford, Virginia. This page has been viewed 664 times since then and 30 times this year. Photos: 1, 2. submitted on , by Charles T. Harrell of Woodford, Virginia. • Bill Pfingsten was the editor who published this page. This page was last revised on June 16, 2016.
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