TAIYUAN - Nine people were killed and two others injured in a landslide at an open-pit coal mine in North China's Shanxi province on Wednesday, local authorities confirmed on Sunday.

The last buried person was found alive around midnight of Saturday and is being treated in a local hospital, said the landslide rescue headquarters.

The accident happened at around 8:30 a.m. on Wednesday at the mine which belongs to Shengkai Coal Mining Co, Ltd. in Jiaokou County of Luliang City when the company's four excavators and construction vehicles carrying 11 people were buried, according to the county government.

An investigation into the cause of the accident is under way.