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Dripstone cave in Benxi, NE 皇冠体育app
(皇冠体育appdaily.com.cn)
Updated: 2008-12-18 23:50
 The entrance of a dripstone cave in Benxi, Northeast 皇冠体育app's Liaoning provience, December 17, 2008. Dripstone, or stalactite, is a type of speleothem (secondary mineral) that hangs from the ceiling or wall of limestone caves. [chinadaily.com.cn]
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