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Geology of Colorado. Coordinates: 38.9972°N 105.5478°W. Clockwise from upper left: Garden of the Gods, Rocky Mountain National Park, Pikes Peak, Wheeler Geologic Area. The bedrock under the U.S. State of Colorado was assembled from island arcs accreted onto the edge of the ancient Wyoming Craton. The Sonoma orogeny uplifted the ancestral ...
The rocky cores of the mountain ranges are, in most places, formed of pieces of continental crust that are over one billion years old. In the south, an older mountain range was formed 300 million years ago, then eroded away. The rocks of that older range were reformed into the Rocky Mountains. The Rocky Mountains took shape during an intense ...
The Flatirons are rock formations in the western United States, near Boulder, Colorado, consisting of flatirons.There are five large, numbered Flatirons ranging from north to south (First through Fifth, respectively) along the east slope of Green Mountain (elev. 8,148 ft or 2,484 m), and the term "The Flatirons" sometimes refers to these five alone.
Pikes Peak granite is a 1.08 billion year old Late-Precambrian geologic formation found in the central part of the Front Range of Colorado.It is a coarse-grained pink to light red syenogranite with minor gray monzogranite, and it has a distinctive brick-red appearance where it outcrops.
Fountain Creek. Named by. C. W. Cross, 1894. The Fountain Formation is a Pennsylvanian bedrock unit consisting primarily of conglomerate, sandstone, or arkose, in the states of Colorado and Wyoming in the United States, along the east side of the Front Range of the Rocky Mountains, and along the west edge of the Denver Basin.
Mount Wilson is the highest peak of the San Miguel Mountains. Mount Sneffels is the highest peak of the Sneffels Range. Pikes Peak is the highest peak of the Southern Front Range. The mountain was the inspiration for "America the Beautiful". Mount of the Holy Cross is the highest peak of the Northern Sawatch Range.
Colorado Group. Colorado is a geologic name applied to certain rocks of Cretaceous age in the North America, particularly in the western Great Plains . This name was originally applied to classify a group of specific marine formations of shale and chalk known for their importance in Eastern Colorado. The surface outcrop of this group produces ...
The mountains are timbered with conifers and aspen to the tree line, at an elevation of about 12,000 ft (3,700 m) in southern Colorado to about 10,500 ft (3,200 m) in northern Colorado; above this only alpine vegetation grows. The Rockies are snow-covered only in the winter; most snow melts by mid-August with the exception of a few small glaciers.