Beijing - A sudden escape of gas and coal killed 37 at a mine in the central Chinese province of Henan on Sunday, one day after a fire killed at least 19 and left 12 missing at another coal mine, the government said.
The accident occurred at the privately operated Xinfeng No. 2 coal mine in Henan's Dengfeng city at about 1:30 am, the State Administration of Work Safety reported.
Rescue workers had confirmed the death of 31 miners by mid-morning and were searching for 13 others still missing underground, the administration said.
The official Xinhua news agency said 108 workers were underground, with 64 escaping and rescuers pulling out seven others.