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Lhasa terrane

Index Lhasa terrane

The Lhasa terrane is a terrane, or fragment of crustal material, sutured to the Eurasian Plate during the Cretaceous that forms present-day southern Tibet. [1]

52 relations: Accretion (geology), Arkose, Bangong suture, Cenomanian, Cenozoic, Clastic rock, Cretaceous, Cryogenian, Detrital zircon geochronology, Detritus (geology), Early Cretaceous, East African Orogeny, Eocene, Eurasian Plate, Fluvial, Foreland basin, Gangdese batholith, Gondwana, Himalayas, Indian Plate, Indus-Yarlung suture zone, Jurassic, Late Cretaceous, Lhasa, Limestone, Lithology, Magmatism, Mesozoic, Metasedimentary rock, Mudstone, Namtso, Neoproterozoic, Nyenchen Tanglha Mountains, Ophiolite, Orogeny, Paleo-Tethys Ocean, Paleozoic, Phyllite, Precambrian, Proto-Tethys Ocean, Rodinia, Sandstone, Shale, Subduction, Tanya Atwater, Tectonics, Terrane, Tibet, Tibet Autonomous Region, Tibetan Plateau, ..., Unconformity, Yangbajain. Expand index (2 more) »

Accretion (geology)

Accretion, in geology, is a process by which material is added to a tectonic plate or a landmass.

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Arkose

Arkose is a detrital sedimentary rock, specifically a type of sandstone containing at least 25% feldspar.

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Bangong suture

The Bangong suture zone is approximately 1200 km long and trends in an east-west orientation, and a key location in the central Tibet conjugate fault zone.

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Cenomanian

The Cenomanian is, in the ICS' geological timescale the oldest or earliest age of the Late Cretaceous epoch or the lowest stage of the Upper Cretaceous series.

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Cenozoic

The Cenozoic Era meaning "new life", is the current and most recent of the three Phanerozoic geological eras, following the Mesozoic Era and, extending from 66 million years ago to the present day.

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Clastic rock

Clastic rocks are composed of fragments, or clasts, of pre-existing minerals and rock.

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Cretaceous

The Cretaceous is a geologic period and system that spans 79 million years from the end of the Jurassic Period million years ago (mya) to the beginning of the Paleogene Period mya.

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Cryogenian

The Cryogenian (from Greek κρύος (krýos), meaning "cold" and γένεσις (génesis), meaning "birth") is a geologic period that lasted from.

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Detrital zircon geochronology

Detrital zircon geochronology is the science of analyzing the age of zircons deposited within a specific sedimentary unit by examining their inherent radioisotopes, most commonly the uranium–lead ratio.

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Detritus (geology)

Detritus (adjective detrital) is particles of rock derived from pre-existing rock through processes of weathering and erosion.

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Early Cretaceous

The Early Cretaceous/Middle Cretaceous (geochronological name) or the Lower Cretaceous (chronostratigraphic name), is the earlier or lower of the two major divisions of the Cretaceous.

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East African Orogeny

The East African Orogeny (EAO) is the main stage in the Neoproterozoic assembly of East and West Gondwana (Australia–India–Antarctica and Africa–South America) along the Mozambique Belt.

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Eocene

The Eocene Epoch, lasting from, is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era.

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Eurasian Plate

The Eurasian Plate is a tectonic plate which includes most of the continent of Eurasia (a landmass consisting of the traditional continents of Europe and Asia), with the notable exceptions of the Indian subcontinent, the Arabian subcontinent, and the area east of the Chersky Range in East Siberia.

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Fluvial

In geography and geology, fluvial processes are associated with rivers and streams and the deposits and landforms created by them.

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Foreland basin

A foreland basin is a structural basin that develops adjacent and parallel to a mountain belt.

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Gangdese batholith

The Gangdese batholith or Gangdese volcanic arc is a major geological structure in the south of the Lhasa terrane in Tibet, to the north of the Himalayas.

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Gondwana

Gondwana, or Gondwanaland, was a supercontinent that existed from the Neoproterozoic (about 550 million years ago) until the Carboniferous (about 320 million years ago).

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Himalayas

The Himalayas, or Himalaya, form a mountain range in Asia separating the plains of the Indian subcontinent from the Tibetan Plateau.

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Indian Plate

The Indian Plate or India Plate is a major tectonic plate straddling the equator in the eastern hemisphere.

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Indus-Yarlung suture zone

The Indus-Yarlung suture zone or the Indus-Yarlung Tsangpo suture is a tectonic suture in southern Tibet and across the north margin of the Himalayas which resulted from the collision between the Indian plate and the Eurasian plate starting about 52 Ma.

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Jurassic

The Jurassic (from Jura Mountains) was a geologic period and system that spanned 56 million years from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period Mya.

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Late Cretaceous

The Late Cretaceous (100.5–66 Ma) is the younger of two epochs into which the Cretaceous period is divided in the geologic timescale.

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Lhasa

Lhasa is a city and administrative capital of the Tibet Autonomous Region of the People's Republic of China.

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Limestone

Limestone is a sedimentary rock, composed mainly of skeletal fragments of marine organisms such as coral, forams and molluscs.

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Lithology

The lithology of a rock unit is a description of its physical characteristics visible at outcrop, in hand or core samples or with low magnification microscopy, such as colour, texture, grain size, or composition.

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Magmatism

Magmatism is the emplacement of magma within and at the surface of the outer layers of a terrestrial planet, which solidifies as igneous rocks.

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Mesozoic

The Mesozoic Era is an interval of geological time from about.

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Metasedimentary rock

In geology, metasedimentary rock is a type of metamorphic rock.

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Mudstone

Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds.

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Namtso

Namtso or Lake Nam (officially: Nam Co; Tenger nuur; “Heavenly Lake”; in European literature: Tengri Nor) is a mountain lake on the border between Damxung County of Lhasa prefecture-level city and Baingoin County of Nagqu Prefecture in the Tibet Autonomous Region of China, approximately NNW of Lhasa.

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Neoproterozoic

The Neoproterozoic Era is the unit of geologic time from.

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Nyenchen Tanglha Mountains

The Nyenchen Tanglha Mountains (official Chinese spelling: Nyainqêntanglha Mountains) are a long mountain range, and subrange of the Transhimalaya System, located in the Tibet region and the Tibet Autonomous Region of China.

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Ophiolite

An ophiolite is a section of the Earth's oceanic crust and the underlying upper mantle that has been uplifted and exposed above sea level and often emplaced onto continental crustal rocks.

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Orogeny

An orogeny is an event that leads to a large structural deformation of the Earth's lithosphere (crust and uppermost mantle) due to the interaction between plate tectonics.

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Paleo-Tethys Ocean

The Paleo-Tethys or Palaeo-Tethys Ocean was an ocean located along the northern margin of the paleocontinent Gondwana that started to open during the Middle Cambrian, grew throughout the Paleozoic, and finally closed during the Late Triassic; existing for about 400 million years.

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Paleozoic

The Paleozoic (or Palaeozoic) Era (from the Greek palaios (παλαιός), "old" and zoe (ζωή), "life", meaning "ancient life") is the earliest of three geologic eras of the Phanerozoic Eon.

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Phyllite

Phyllite is a type of foliated metamorphic rock created from slate that is further metamorphosed so that very fine grained white mica achieves a preferred orientation.

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Precambrian

The Precambrian (or Pre-Cambrian, sometimes abbreviated pЄ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon.

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Proto-Tethys Ocean

The Proto-Tethys Ocean was an ancient ocean that existed from the latest Ediacaran to the Carboniferous (550–330 Ma).

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Rodinia

Rodinia (from the Russian родить, rodít, meaning "to beget, to give birth", or родина, ródina, meaning "motherland, birthplace") is a Neoproterozoic supercontinent that was assembled 1.3–0.9 billion years ago and broke up 750–633 million years ago.

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Sandstone

Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) mineral particles or rock fragments.

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Shale

Shale is a fine-grained, clastic sedimentary rock composed of mud that is a mix of flakes of clay minerals and tiny fragments (silt-sized particles) of other minerals, especially quartz and calcite.

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Subduction

Subduction is a geological process that takes place at convergent boundaries of tectonic plates where one plate moves under another and is forced or sinks due to gravity into the mantle.

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Tanya Atwater

Tanya Atwater (born 1942) is a professor emeritus, American geophysicist and marine geologist, who specializes in plate tectonics, in particular the evolution of the San Andreas Fault plate boundary.

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Tectonics

Tectonics is the process that controls the structure and properties of the Earth's crust and its evolution through time.

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Terrane

A terrane in geology, in full a tectonostratigraphic terrane, is a fragment of crustal material formed on, or broken off from, one tectonic plate and accreted or "sutured" to crust lying on another plate.

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Tibet

Tibet is a historical region covering much of the Tibetan Plateau in Central Asia.

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Tibet Autonomous Region

The Tibet Autonomous Region (TAR) or Xizang Autonomous Region, called Tibet or Xizang for short, is a province-level autonomous region of the People's Republic of China (PRC).

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Tibetan Plateau

The Tibetan Plateau, also known in China as the Qinghai–Tibet Plateau or the Qing–Zang Plateau or Himalayan Plateau, is a vast elevated plateau in Central Asia and East Asia, covering most of the Tibet Autonomous Region and Qinghai in western China, as well as part of Ladakh in Jammu and Kashmir, India.

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Unconformity

An unconformity is a buried erosional or non-depositional surface separating two rock masses or strata of different ages, indicating that sediment deposition was not continuous.

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Yangbajain

Yangbajain (also spelled Yangbajing) is a town approximately north-west of Lhasa, halfway to Damxung in the Tibet Autonomous Region of China.

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Redirects here:

Gangdise Plate, Karakoram-Lhasa Block, Lhasa Plate, Lhasa Terrane, Lhasa-Gangdise terrane, Southern Lhasa terrane.

References

[1] https://en.wikipedia.org/wiki/Lhasa_terrane

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