The Bagre Norte Fault () is a sinistral

oblique Oblique may refer to: * an alternative name for the character usually called a slash (punctuation) ( / ) *Oblique angle, in geometry * Oblique triangle, in geometry * Oblique lattice, in geometry * Oblique leaf base, a characteristic shape of the ...

strike-slip fault In geology, a fault is a planar fracture or discontinuity in a volume of rock across which there has been significant displacement as a result of rock-mass movements. Large faults within Earth's crust result from the action of plate tectonic ...

in the

departments Department may refer to: * Departmentalization, division of a larger organization into parts with specific responsibility Government and military * Department (administrative division), a geographical and administrative division within a country, ...

Antioquia Antioquia is the Spanish form of Antioch. Antioquia may also refer to: * Antioquia Department Antioquia () is one of the 32 departments of Colombia, located in the central northwestern part of Colombia with a narrow section that borders th ...

and Bolívar in northern

Colombia Colombia, officially the Republic of Colombia, is a country primarily located in South America with Insular region of Colombia, insular regions in North America. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuel ...

. The fault has a total length of and runs along an average north to south

strike Strike may refer to: People *Strike (surname) * Hobart Huson, author of several drug related books Physical confrontation or removal *Strike (attack), attack with an inanimate object or a part of the human body intended to cause harm * Airstrike, ...

of 359 ± 14 along the

Central Ranges Central Ranges (code CER) is an Australian bioregion, with an area of 101,640.44 square kilometres (39,244 sq mi) spreading across two states and one territory: South Australia, Western Australia, and the Northern Territory.Andes The Andes ( ), Andes Mountains or Andean Mountain Range (; ) are the List of longest mountain chains on Earth, longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range ...

and the

Serranía de San Lucas The Serranía de San Lucas is a forested massif in the Bolívar Department of northern Colombia that reaches heights of 2,600 m above sea level. It is part of the Magdalena–Urabá moist forests ecoregion, with a rainforest ecology that include ...

Etymology

The fault is named after

El Bagre El Bagre () is a town and municipality in the Colombian department of Antioquia Antioquia is the Spanish form of Antioch. Antioquia may also refer to: * Antioquia Department Antioquia () is one of the 32 departments of Colombia, locat ...

.Paris et al., 2000, p.29

Description

The Bagre Norte Fault branches from the

Palestina Fault The Palestina Fault () is a regional sinistral oblique thrust fault in the departments of Antioquia, Caldas and Bolívar in central Colombia. The fault has a total length of and runs along an average north-northeast to south-southwest strike of ...

, close to the Alicante River. The fault juxtaposes

Precambrian The Precambrian ( ; or pre-Cambrian, sometimes abbreviated pC, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of t ...

metamorphic rock Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock ( protolith) is subjected to temperatures greater than and, often, elevated pressure of or more, caus ...

s on the east against

sedimentary rock Sedimentary rocks are types of rock (geology), rock formed by the cementation (geology), cementation of sediments—i.e. particles made of minerals (geological detritus) or organic matter (biological detritus)—that have been accumulated or de ...

s in the west. The fault shows as a prominent topographic lineament on satellite images and aerial photographs. Prominent scarp faces west, the fault appears to displace erosion surfaces of the

Central Ranges Central Ranges (code CER) is an Australian bioregion, with an area of 101,640.44 square kilometres (39,244 sq mi) spreading across two states and one territory: South Australia, Western Australia, and the Northern Territory.Quaternary The Quaternary ( ) is the current and most recent of the three periods of the Cenozoic Era in the geologic time scale of the International Commission on Stratigraphy (ICS), as well as the current and most recent of the twelve periods of the ...

activity.

Etymology

Description

See also

References

Bibliography

Maps

Further reading