P R I M E R O E M P R E S A M I N E R A , S . A . D E C . V. Compared to other companies in the sector, Primero Mining’s cyanide emissions are well below average due to purifying procedures able to eliminate cyanide almost in its entirety, with help from sunlight to eradicate cyanide from the ground. “This is a state of the art procedure for waste disposal in gold extraction, creating a distinguishing factor in our processes,� the CEO added. Top-level procedures