Orvana Minerals Corp. (TSE:ORV) reported June production results for its Don Mario Upper Mineralized Zone mine in Bolivia on Tuesday.
The Don Mario UMZ mine is an open-pit mine, which started commercial production in January this year.
The mineral producer said June production for copper reached 1.24
million pounds, higher than both April and May, recording head grades of
1.99 per cent, while recovery rates were 50.3 per cent.
Gold production reached 1,270 ounces, with head grades of 1.71 gram per tonne (g/t) and a recovery rate of 41 per cent.
Silver production, meanwhile, totalled 57,454 ounces, with a head grade of 95.2 g/t and recovery rate of 33 per cent.
The company saw throughput of 56,419 tonnes in June, and 179,923 during the third quarter.
said that ore was processed through a leach-precipitation-flotation
(LPF) circuit for 16 days, and transition ore was processed through the
flotation circuit for 11 days.
An oxide cement and precious-metal concentrate is made from the LPF
process and a high-lead copper concentrate is made from the
The company said, in order to meet commitments for concentrate sales,
a mine plan going forward will consist of 15 days of leach-processing,
then 45 days of flotation-only processing at 90 per cent availability
through May 2013.
The Toronto-based miner’s flagship property is the El Valle
Boinas-Carles project in northern Spain, and also owns and operates the
Don Mario mine in Bolivia.
Recently, it completed a feasibility study and snagged a mine permit
from the Michigan Department of Environmental Quality for its Copperwood
copper project in Michigan, US.