A coal mine shaft collapse accident has left seven miners dead and four others injured in Xiangning County of north China's Shanxi Province, said the provincial safety production watchdog on Tuesday.

The Shanxi Provincial Coal Mine Safety Supervision Bureau confirmed that the accident occurred in Tanhan Coal Mine, a township colliery on Monday morning.

Investigation into the cause of the accident is under way.

(Xinhua News Agency April 12, 2006)