April 3 (Reuters) - Sierra Metals Inc SMT.TO :
* SIERRA METALS CONFIRMS HIGH GRADE MINERALIZED EXTENSIONS TO THE BOLIVAR WEST ZONE, AT THE BOLIVAR MINE, MEXICO
April 3 (Reuters) - Sierra Metals Inc SMT.TO :
* SIERRA METALS CONFIRMS HIGH GRADE MINERALIZED EXTENSIONS TO THE BOLIVAR WEST ZONE, AT THE BOLIVAR MINE, MEXICO