At least 15 workers were killed and 25 others missing after an unlicensed gold mine collapsed in West Sumatra, Indonesia. Solok Disaster Mitigation Agency Chief Irwan Efendi told media on Friday that the incident occurred in Nagari Sungai Abu in the province’s Solok regency. He said, rescuers with heavy equipment have been deployed to evacuate victims.

Unlicensed mines are common across the archipelagic country and several accidents have occurred in the past years.