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Three high-aluminous stones in Nanyang

(chinadaily.com.cn) Updated: 2014-11-04

Three high-aluminous stones in Nanyang
[Photo from nyljw.com]
Kyanite, andalusite, and sillimanite are collectively called the three high- aluminous stones, which are all silicate materials. Nanyang city is endowed with abundant high-aluminous stones and ranks first in China in terms of the resource.

Three high-aluminous stones in Nanyang
[Photo from nyljw.com]
Currently, many kyanite deposits have been found in Nanyang, including deposits in the Hidden Mountain (Yinshan Mountain) in Wancheng district and deposits in Guxian town, Tongbai county.

Three high-aluminous stones in Nanyang
[Photo from nyljw.com]
Andalusite, found in Xixia county, in an area 7 kilometers long by 0.5-1.2 kilometers wide, is the only large andalusite deposit in China. The grade C + D reserves are about 4,493,200 tons.

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