China's state-run news agency says a coal mine accident in central Henan province has killed 13 miners and left 66 missing.

Xinhua, citing the state's work safety agency, says Tuesday's accident took place in Pingdingshan city.

It gave no other information.

Chinese coal mines are notoriously dangerous. Accidents killed more than 3,000 people last year

Some information for this report was provided by AFP and Reuters.