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Lyons Sandstone

Added by yongli on 01/15/2020 - 15:23, last changed on 06/11/2020 - 13:24
Named for the Boulder County town whose historic quarries made it famous, the Lyons Sandstone formation is a Permian age rock layer in the foothills of the Front Range from the Wyoming border to south of Colorado Springs . It is the primary formation in the scenic red rock outcrops at Garden of the...

Prehistoric Stone Quarrying in Colorado

Added by yongli on 01/14/2020 - 14:37, last changed on 07/02/2020 - 01:07
From exquisitely flaked Folsom spear points to the spectacular cliff dwellings of Mesa Verde National Park , among the most visible vestiges of Colorado’s Native American history are those crafted from naturally available rock. Archaeologists and others have documented nearly 1,000 places across...

Red Rocks Park and Amphitheatre

Added by yongli on 01/23/2017 - 11:13, last changed on 10/07/2019 - 12:22
Located just west of Denver near the town of Morrison , Red Rocks Park and Amphitheatre combines awe-inspiring natural scenery with natural acoustic splendor. The 868-acre park stands 6,450 feet above sea level between the Great Plains and the Rocky Mountains. The park’s amphitheater opened to the...

Shield Cave Archaeological Site

Added by yongli on 01/14/2020 - 15:07, last changed on 01/14/2020 - 15:07
Shield Cave is a large limestone cavern in Eagle County that contains painted rock art dating to the Historic period and deposits of the iron mineral pigment material used to make ochre-color paint. This site is one of hundreds of caverns that have developed in the Mississippian Period Leadville...
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