Union leader Marin Condescu said Thursday miners’ demand for a wage increase could not be satisfied.

Protesters complain that their wages, which do not exceed 1,500 lei (EUR326) per month, have not been raised since 2009.

The Crucea mining exploitation is the only uranium exploitation in Romania. It has to pits, Crucea and Botusanu, and supplies raw material to the Cernavoda nuclear plant. (EUR1=RON4.6097)