Xiáo Mountain or Yáo Mountain is a range of mountains in western Hénán

Henan

Henan , is a province of the People's Republic of China, located in the central part of the country. Its one-character abbreviation is "豫" , named after Yuzhou , a Han Dynasty state that included parts of Henan...

, China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

 north of the Luò River

Luo River (Henan)

The Luo River is a tributary of the Yellow River in China. It rises in the southeast flank of Huashan in Shaanxi province and flows east into Henan province, where it eventually joins the Yellow River at the city of Gongyi...

 and south of Sānménxiá

Sanmenxia

-Administration:The prefecture-level city of Sanmenxia administers one district, two county-level cities and three counties.*Hubin District*Lingbao City*Yima City*Lushi County*Shan County*Mianchi County*Sanmenxia Development Zone...

. Major peaks include Qīnggǎngfēng (青崗峰; 1903 m) and Guānyúnshān (冠雲山; 1666 m).

The range is part of the Xiáo or Yáo (崤) historical region on the border of Hénán and Shānxī

Shanxi

' is a province in Northern China. Its one-character abbreviation is "晋" , after the state of Jin that existed here during the Spring and Autumn Period....

 provinces in China. The area between Xiáo and the strategic Hángǔ Pass

Hangu Pass

Hangu Pass was a strategic pass in ancient China just south of the great eastern bend of the Yellow River in today's Lingbao, Henan Province...

 was called Xiáohán (崤函).

Name

The place is also famous because there is a dispute over the of the pronunciation of its name. According to one of the most authoritative Mandarin Chinese

Standard Mandarin

Standard Chinese or Modern Standard Chinese, also known as Mandarin or Putonghua, is the official language of the People's Republic of China and Republic of China , and is one of the four official languages of Singapore....

 dictionaries, the Cí Hǎi (辭海), xiáo should be yáo according to ancient pronunciation. However, other dictionaries such as Cí Yuán (辭源), Xīnhuá Zìdiǎn

Xinhua Zidian

The Xinhua Zidian is a Chinese language dictionary published by the Commercial Press. It is the best-selling Chinese dictionary and the world's most popular reference work. This pocket-sized dictionary of Chinese characters uses Simplified Chinese characters and pinyin romanization...

, Hànyǔ Dà Cídiǎn

Hanyu Da Cidian

The Hanyu Da Cidian is the most inclusive available Chinese dictionary. Lexicographically comparable to the OED, it has diachronic coverage of the Chinese language, and traces usage over three millennia from Chinese classic texts to modern slang...

, and Xiàndài Hànyǔ Cídiǎn

Xiandai Hanyu Cidian

Xiandai Hanyu Cidian , also known as the Contemporary Chinese Dictionary, is an authoritative one-volume Chinese language dictionary published by the Commercial Press, now into its 5th edition. It was originally edited by Lu Shuxiang and Ding Shusheng as a reference work on modern Standard Chinese...

use the pronunciation of xiáo.