The Rampart Range is a mountain range in the

western Western may refer to: Places *Western, Nebraska, a village in the US *Western, New York, a town in the US *Western Creek, Tasmania, a locality in Australia *Western Junction, Tasmania, a locality in Australia *Western world, countries that id ...

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

Colorado Colorado is a U.S. state, state in the Western United States. It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah. It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas ...

, located in Douglas,

El Paso El Paso (; ; or ) is a city in and the county seat of El Paso County, Texas, United States. The 2020 United States census, 2020 population of the city from the United States Census Bureau, U.S. Census Bureau was 678,815, making it the List of ...

, and Teller counties. Part of the

Front Range The Front Range is a mountain range of the Southern Rocky Mountains of North America located in the central portion of the U.S. State of Colorado, and southeastern portion of the U.S. State of Wyoming. It is the first mountain range encounter ...

of the

Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in great-circle distance, straight-line distance from the northernmost part of Western Can ...

, the range is almost entirely public land within the

Pike National Forest The Pike National Forest is located in the Front Range of Colorado, United States, west of Colorado Springs including Pikes Peak. The forest encompasses 1,106,604 acres (4,478 km2) within Clear Creek, Teller, Park, Jefferson, Douglas an ...

. The Rampart Range is delineated by the

South Platte River The South Platte River is one of the two principal tributaries of the Platte River. Flowing through the U.S. states of Colorado and Nebraska, it is itself a major river of the American Midwestern United States, Midwest and the American Sou ...

on the north and Manitou Springs and Woodland Park on the south. The western border is formed by faults along the South Platte River and Trout Creek. The eastern border of the range is the steep, faulted escarpment down to the

Colorado Piedmont The Colorado Piedmont is an area along the base of the foothills of the Front Range in north central Colorado in the United States. The region consists of a broad hilly valley, just under 5000 ft (1500 m) in elevation, stretching north and northe ...

. In total, the range is long and at its widest. The high point of the Rampart Range is Devils Head at an elevation of . Several other peaks in the range are over , but these elevations stand in contrast to the higher peaks of the Front Range to the north (

Mount Blue Sky Mount Blue Sky (formerly Mount Evans) is the highest peak in the Mount Evans Wilderness in the Front Range of the Rocky Mountains of North America. The prominent fourteener is located southwest by south ( bearing 214°) of Idaho Springs in ...

) and south (

Pikes Peak Pikes Peak is the List of mountain ranges of Colorado#Mountain ranges, highest summit of the southern Front Range of the Rocky Mountains in North America. The Ultra-prominent peak, ultra-prominent fourteener is located in Pike National Forest, ...

Geology

The Rampart Range is a anticlinal horst raised along faults on the east, west, and south sides. The region has experienced repeated periods of uplift, erosion, and deposition over the past 1,000 million years. Currently, uplifted

Proterozoic The Proterozoic ( ) is the third of the four geologic eons of Earth's history, spanning the time interval from 2500 to 538.8 Mya, and is the longest eon of Earth's geologic time scale. It is preceded by the Archean and followed by the Phanerozo ...

basement rocks of the Pikes Pike batholith dominate the Rampart Range. Nearly all overlying

sedimentary Sedimentary rocks are types of rock formed by the cementation of sediments—i.e. particles made of minerals (geological detritus) or organic matter (biological detritus)—that have been accumulated or deposited at Earth's surface. Sedime ...

and

volcanic A volcano is commonly defined as a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth, volcanoes are most often fo ...

rocks have been eroded away.

References

{{Authority control Ranges of the Rocky Mountains Mountain ranges of Colorado Landforms of El Paso County, Colorado Landforms of Douglas County, Colorado Landforms of Teller County, Colorado Pike National Forest