The blast occurred on Friday in Pueblo Viejo de Cucunuba, 90 km from capital Bogota, the Agency said on Saturday, Xinhua news agency reported.
A methane explosion is thought to have triggered the tragedy, and rescue crews are working round the clock to search for the missing.
At least eight miners were killed following an explosion at a carbon mine in Colombia, the National Mining Agency has said.
Colombian authorities arrested eight people suspected of involvement in a recent bombing of the Centro Andino shopping mall in Bogota, local media reported Sunday citing top security officials, APA reports quoting CNN.
GOP won more votes but not consistently in districts
The analysis found four times as many states with Republican-skewed state House or Assembly districts than Democratic ones. Republicans controlled both MI legislative chambers and the governor's office when the maps were redrawn in 2011.
People wait for news of their missing relatives after an explosion at an underground coal mine on Friday, in Cucunuba, Colombia June 24, 2017.
"We are going to dig by hand throughout the night to try to rescue" the missing workers, Wilson Garcia, director of the emergency response unit in Cundinamarca, told AFP.
The country's national resources are heavily exploited by worldwide capitalist interests, especially mining industries that have a predatory relationship with communities suffering dispossession and loss of life due to their activities.
Colombia, a major world supplier, provided more than 70 percent of USA coal imports.
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