May 23 (UPI) -- More than 90 people have died in a gas explosion in a coal mine in northern China, the worst mining disaster in the country since 2009.

The blast in Shanxi province constitutes the country's worst mining disaster in 16 years.

The blast in Shanxi province constitutes the country's worst mining disaster in 16 years.

The blast in Shanxi province constitutes the country's worst mining disaster in 16 years.

A gas explosion at a coal mine in China's northern Shanxi province killed at least 90 people, state media said on Saturday, in the country's deadliest mining accident in recent years.

The blast in Shanxi province constitutes the country's worst mining disaster in 16 years.

Rescuers retrieve most of the 247 workers who were underground during blast in northern Shanxi province, in country's worst mining disaster in 17 years

A gas explosion at a coal mine in China's northern province of Shanxi killed at least 82 people, state media reported Saturday.

A gas explosion at a coal mine in China’s northern province of Shanxi killed at least 82 people, state media reported.

Chinese local officials say that a gas explosion at a coal mine in northern Shanxi province has killed at least 82 people.

Xi Jinping ordered all-out rescue efforts after a gas explosion at a Shanxi coal mine killed eight people and left 38 trapped underground. The directive was accompanied by orders for a thorough investigation, legal accountability and timely release of information.

A gas explosion in a Shanxi coal mine in China killed 82, with nine still missing and ongoing rescue efforts.