Suli or Senie Lake is a

lake A lake is often a naturally occurring, relatively large and fixed body of water on or near the Earth's surface. It is localized in a basin or interconnected basins surrounded by dry land. Lakes lie completely on land and are separate from ...

in the western

Qarhan Playa The Qarhan Playa or also misleadingly described as , is a playa in the Golmud and Dulan counties of Haixi Prefecture, Qinghai, China. Formerly a single unitary lake, it is now an expansive salt flat divided into four greater sections ( Dab ...

north of

Golmud Golmud, also known by various other romanizations, is a county-level city in the Haixi Mongol and Tibetan Autonomous Prefecture of Qinghai Province, China. It is now the second-largest city in Qinghai and the third largest in the Tibetan P ...

in the

Haixi Prefecture Haixi Mongolian and Tibetan Autonomous Prefecture ( zh, c=海西蒙古族藏族自治州; ; ), locally also known as Qaidam Prefecture (; ; zh, s=柴达木), is an autonomous prefecture occupying much of the northern half of (as well as part of ...

Qinghai Province Qinghai is an inland province in Northwestern China. It is the largest province of China (excluding autonomous regions) by area and has the third smallest population. Its capital and largest city is Xining. Qinghai borders Gansu on the nort ...

in northwestern

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

. It is fed from the west by the Urt Moron River. Like the other lakes of the surrounding

Qaidam Basin The Qaidam, Tsaidam, or Chaidamu Basin is a hyperarid basin that occupies a large part of Haixi Prefecture in Qinghai Province, China. The basin covers an area of approximately , one-fourth of which is covered by saline lakes and playas. Aro ...

, it is extremely saline; like the other lakes of the surrounding Bieletan subbasin, it is rich in

lithium Lithium (from , , ) is a chemical element; it has chemical symbol, symbol Li and atomic number 3. It is a soft, silvery-white alkali metal. Under standard temperature and pressure, standard conditions, it is the least dense metal and the ...

. Its underlying salt has also trapped one of China's largest onshore

natural gas Natural gas (also fossil gas, methane gas, and gas) is a naturally occurring compound of gaseous hydrocarbons, primarily methane (95%), small amounts of higher alkanes, and traces of carbon dioxide and nitrogen, hydrogen sulfide and helium ...

fields.

Name

''Suli'' and ''Sheli'' are romanizations of the lake's

Mongolian Mongolian may refer to: * Something of, from, or related to Mongolia, a country in Asia * Mongolian people, or Mongols * Bogd Khanate of Mongolia, the government of Mongolia, 1911–1919 and 1921–1924 * Mongolian language * Mongolian alphabet * ...

name, which derives from a word for "

temples A temple (from the Latin ) is a place of worship, a building used for spiritual rituals and activities such as prayer and sacrifice. By convention, the specially built places of worship of some religions are commonly called "temples" in Engli ...

" or "

sideburns Sideburns, sideboards, or side whiskers are facial hair grown on the sides of the face, extending from the hairline to run parallel to or beyond the ears. The term ''sideburns'' is a 19th-century corruption of the original ''burnsides'', named ...

". (Compare

Manchu The Manchus (; ) are a Tungusic peoples, Tungusic East Asian people, East Asian ethnic group native to Manchuria in Northeast Asia. They are an officially recognized Ethnic minorities in China, ethnic minority in China and the people from wh ...

, ''šulu''.) ''Senie'' is the

pinyin Hanyu Pinyin, or simply pinyin, officially the Chinese Phonetic Alphabet, is the most common romanization system for Standard Chinese. ''Hanyu'' () literally means 'Han Chinese, Han language'—that is, the Chinese language—while ''pinyin' ...

romanization In linguistics, romanization is the conversion of text from a different writing system to the Latin script, Roman (Latin) script, or a system for doing so. Methods of romanization include transliteration, for representing written text, and tra ...

of the

Mandarin Mandarin or The Mandarin may refer to: Language * Mandarin Chinese, branch of Chinese originally spoken in northern parts of the country ** Standard Chinese or Modern Standard Mandarin, the official language of China ** Taiwanese Mandarin, Stand ...

pronunciation of the name's

transcription Transcription refers to the process of converting sounds (voice, music etc.) into letters or musical notes, or producing a copy of something in another medium, including: Genetics * Transcription (biology), the copying of DNA into RNA, often th ...

into

Chinese characters Chinese characters are logographs used Written Chinese, to write the Chinese languages and others from regions historically influenced by Chinese culture. Of the four independently invented writing systems accepted by scholars, they represe ...

Geography

Suli Lake lies in the Bieletan

subbasin A subbasin or sub-basin is a structural geologic Geology (). is a branch of natural science concerned with the Earth and other astronomical objects, the rocks of which they are composed, and the processes by which they change over time. Modern ...

at the western edge of the

at an elevation of . It is located north of South Suli Lake and northwest of

Dabiele Lake Dabiele Lake, also known by #Names, other names, is an ephemeral lake, ephemeral lakes of China, lake in the southwestern Qarhan Playa north of Golmud in the Haixi Prefecture of Qinghai Province in northwestern China. It is fed by the Tuolahai Riv ...

. Its area varies from . It is fed from the west by the Urt Moron or Utumeiren ''Wūtúměirén Hé''). Its depth usually does not exceed .

Geology

Suli's position at the western end of the playa means that its waters are relatively less influenced by the concentrated

mineral spring Mineral springs are naturally occurring springs that produce hard water, water that contains dissolved minerals. Salts, sulfur compounds, and gases are among the substances that can be dissolved in the spring water during its passage un ...

s along the playa's northern boundary. Its waters are also less saturated with

potassium Potassium is a chemical element; it has Symbol (chemistry), symbol K (from Neo-Latin ) and atomic number19. It is a silvery white metal that is soft enough to easily cut with a knife. Potassium metal reacts rapidly with atmospheric oxygen to ...

-rich

carnallite Carnallite (also carnalite) is an evaporite mineral, a hydrated potassium magnesium chloride with formula KCl.MgCl2·6(H2O). It is variably colored yellow to white, reddish, and sometimes colorless or blue. It is usually massive to fibrous with r ...

than other southern lakes, such as Tuanjie. However, the Bieletan subbasin as a wholeinclusive of S. Suli, Dabiele, and Xiaobieleis the richest source of

brine Brine (or briny water) is a high-concentration solution of salt (typically sodium chloride or calcium chloride) in water. In diverse contexts, ''brine'' may refer to the salt solutions ranging from about 3.5% (a typical concentration of seawat ...

in China, with an estimated store of of

lithium chloride Lithium chloride is a chemical compound with the formula Li Cl. The salt is a typical ionic compound (with certain covalent characteristics), although the small size of the Li+ ion gives rise to properties not seen for other alkali metal chlorid ...

. The lithium derives from

hot springs A hot spring, hydrothermal spring, or geothermal spring is a Spring (hydrology), spring produced by the emergence of Geothermal activity, geothermally heated groundwater onto the surface of the Earth. The groundwater is heated either by shallow ...

located near Mount Buka Daban which now feed the Narin Gol River or

Hongshui River The Hongshui River is a major river in the Guangxi Zhuang Autonomous Region in Southern China. It is one of the main rivers in the basin of the Xi River, which in its turn is one of the main tributaries of the Pearl River. Because it flows thr ...

''Hóngshuǐ Hé'') that flows into East Taijinar Lake. In the past, however, the springs lay within the "Kunlun"

paleolake A lake is often a naturally occurring, relatively large and fixed body of water on or near the Earth's surface. It is localized in a basin or interconnected basins surrounded by dry land. Lakes lie completely on land and are separate from t ...

which until about 30,000 years ago produced a river which flowed north into a broad

alluvial fan An alluvial fan is an accumulation of sediments that fans outwards from a concentrated source of sediments, such as a narrow canyon emerging from an escarpment. They are characteristic of mountainous terrain in arid to Semi-arid climate, semiar ...

feeding the "Qarhan" paleolake in the Sanhu area. Bieletan's lithium came both from deposits directly flowing into the area at the time and continuing contributions from the Urt Moron and other rivers arising in and flowing through the former alluvial plain. North of Suli Lake, the Sebei-1 and Sebei-2 gas fields form China's 4th-largest onshore reserve of

, with production capacity of 4.95 billion cubic meters (175 billion cubic feet) per year. A

pipeline A pipeline is a system of Pipe (fluid conveyance), pipes for long-distance transportation of a liquid or gas, typically to a market area for consumption. The latest data from 2014 gives a total of slightly less than of pipeline in 120 countries ...

connects it directly to

Xining Xining is the Capital (political), capital and most populous city of Qinghai province in western China and the largest city on the Tibetan Plateau. As of the 2020 census, it had 2,467,965 inhabitants (2,208,708 as of 2010), of whom 1,954,795 l ...

and

Lanzhou Lanzhou is the capital and largest city of Gansu province in northwestern China. Located on the banks of the Yellow River, it is a key regional transportation hub, connecting areas further west by rail to the eastern half of the country. His ...

History

During the

Neogene The Neogene ( ,) is a geologic period and system that spans 20.45 million years from the end of the Paleogene Period million years ago ( Mya) to the beginning of the present Quaternary Period million years ago. It is the second period of th ...

, tectonic shifts made the bed of Suli Lake the lowest point of the Qaidam Basin, below its ridge. The nearby gas fields were first exploited in 1974.

Notes

References

Citations

Bibliography

* . * . * . * . * . * . * . * . * . * {{citation , last=Zheng , first=Mianping , author-mask=Zheng Mianping , title=An Introduction to Saline Lakes on the Qinghai–Tibet Plateau , url=https://books.google.com/books?id=hFz-CAAAQBAJ&pg=PP1 , publisher=Kluwer Academic Publishers , location=Dordrecht , date=1997 , isbn=9789401154581 . Lakes of China Lakes of Qinghai Haixi Mongol and Tibetan Autonomous Prefecture