The Mountain Home Range is a north-south trending mountain range in western Beaver County in southwest

Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

. It is part of the

Basin and Range Province The Basin and Range Province is a vast physiographic region covering much of the inland Western United States and northwestern Mexico. It is defined by unique basin and range topography, characterized by abrupt changes in elevation, alternating ...

. It is bound by

Hamlin Valley Hamlin Valley is a mostly north-south trending valley of the Great Basin located on both sides of the Nevada–Utah state line. It is about long. Its north-northeast end point adjacent the state line, is the southwest start region of the Snake Va ...

to the west, Snake Valley (part of this area known as

Antelope Valley The Antelope Valley is located in northern Los Angeles County, California, and the southeast portion of Kern County, California, and constitutes the western tip of the Mojave Desert. It is situated between the Tehachapi, Sierra Pelona, and the ...

on some maps) to the north, Pine Valley to the east, and trends into the

Indian Peak Range Indian or Indians may refer to: Peoples South Asia * Indian people, people of Indian nationality, or people who have an Indian ancestor ** Non-resident Indian, a citizen of India who has temporarily emigrated to another country * South Asi ...

to the south. Collectively, the Mountain Home Range and Indian Peak Range are known as the

Needle Mountains The Needle Mountains are a subrange of the San Juan Mountains of the Rocky Mountains located in the southwestern part of the U.S. State of Colorado. Much of the range is protected in the Weminuche Wilderness of the San Juan National Forest. The ...

due to their jagged nature. The highest peak in the range, known simply as the 'Needle benchmark,' is tall. The range is very uncommonly used by humans, and is more known for wildlife and wild horses.

Geology

The northern part of the range is made of

Paleozoic The Paleozoic (or Palaeozoic) Era is the earliest of three geologic eras of the Phanerozoic Eon. The name ''Paleozoic'' ( ;) was coined by the British geologist Adam Sedgwick in 1838 by combining the Greek words ''palaiós'' (, "old") and ' ...

carbonate rock Carbonate rocks are a class of sedimentary rocks composed primarily of carbonate minerals. The two major types are limestone, which is composed of calcite or aragonite (different crystal forms of CaCO3), and dolomite rock (also known as dolosto ...

s which are part of a long structural trend of rocks that go through the

Burbank Hills The Burbank Hills are a small northwest-southeast mountain range in western Utah, United States that lie entirely within the Hamlin-Snake Watershed, between the Snake Range and the Ferguson Desert. It is bounded by Snake Valley to the north, wes ...

Conger Range The Conger Range, also called the Conger Mountains, is a mountain range in Quttinirpaaq National Park on Ellesmere Island, Nunavut, Canada, beginning about west of Mount Osborne. It is part of the Arctic Cordillera which is a vast dissected ...

, and

Confusion Range The Confusion Range is a north-south trending mountain range in west-central Utah, United States. It is bounded by Snake Valley to the west, Tule Valley to the east, the Great Salt Lake Desert to the north, and the Ferguson Desert to the south. ...

. This is highlighted by a massive (30 by 50 mile)

syncline In structural geology, a syncline is a fold with younger layers closer to the center of the structure, whereas an anticline is the inverse of a syncline. A synclinorium (plural synclinoriums or synclinoria) is a large syncline with superimpose ...

. The southern part of the range is made of mid-

Tertiary Tertiary ( ) is a widely used but obsolete term for the geologic period from 66 million to 2.6 million years ago. The period began with the demise of the non-avian dinosaurs in the Cretaceous–Paleogene extinction event, at the start ...

ignimbrite Ignimbrite is a type of volcanic rock, consisting of hardened tuff. Ignimbrites form from the deposits of pyroclastic flows, which are a hot suspension of particles and gases flowing rapidly from a volcano, driven by being denser than the surrou ...

s from the Indian Peak Caldera Complex.Hintze and Davis, 2002, GEOLOGIC MAP OF THE WAH WAH MOUNTAINS NORTH 30′ x 60′ QUADRANGLE AND PART OF THE GARRISON 30′ x 60′ QUADRANGLE, SOUTHWEST MILLARD COUNTY AND PART OF BEAVER COUNTY, UTAH,

References

External links

Mountain ranges of Utah Mountain ranges of Beaver County, Utah Mountain ranges of Millard County, Utah {{Utah-geo-stub