Alturas Minerals Corp. (ALT) , a Canadian copper and gold exploration company, dropped 7.7 percent to 12 cents after copper fell in New York, said Eduardo Fernandini, a trader at Lima-based Kallpa Securities SAB.
Panoro Minerals Ltd. (PML) , a Canadian copper and gold exploration company, slumped 4.8 percent to 80 cents.
Cia. de Minas Buenaventura SAA (BVN PE), the country’s biggest precious metals miner, slid 2.5 percent to $39.14 after gold fell below $1,700 an ounce in New York.
Maple Energy Plc (MPLE) , the oil and natural gas producer with operations in Peru, fell 2.3 percent to $1.27 after crude futures declined in New York.
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