Authorities Thursday launched a rescue operation to dig out three colliers from the mudsliding rubble in a village of Thatta district, reported 24NewsHD TV channel.
The incident occurred near the Jhimpir area of Thatta. Jhimpir is a village in Thatta district located 114 km away from Karachi.
All three laborers were working inside the coal mine when mud-sliding occurred.
The coal miner was identified as Sher Khan Barohi and Akran Barohi while the remaining one was yet to be identified.
Authorities have launched the operation in full swing to rescue the colliers.
Reporter Syed Gull Shah