At least 12 people died and ten others were buried when a quarry collapsed in the central province of Nghe An on Friday morning.
Witnesses said the incident occurred at 6 am at the Len Co mining site, roughly 100 kilometers from Vinh town, the provincial capital.
At least 30 employees were working on the site at the time of the accident. Some managed to escape the collapse; the others were buried.
By 3 p.m. rescue workers had recovered and identified a dozen bodies.
The recovery effort remains underway.
Initial reports have it that the Chin Men Ltd. Co. was licensed to operate the quarry, and has leased it to many other companies, according to VnExpress.
In December, 2007 a quarry landslide in Nghe An killed 18 workers.