July 8 (Reuters) - Orvana Minerals Corp ORV.TO : * Advises production guidance for fiscal 2013 remains on target * Production at evbc for the month of June was 5,890 ounces of gold, over 687,000 pounds of copper and 21,793 ounces of silver * For the third quarter of fiscal year 2013, production at evbc was 18,500 ounces of gold * Revised production will allow co to maintain FY 2013 production guidance of 75,000 ounces gold from evbc mines and umz mine in bolivia * Says government authorities released hoist site at boinas to co to develop detailed recovery plan and insurance adjusters have visited site * Government authorities released hoist site at boinas to the company and an internal investigation continues * Says though investigation not complete, reports suggest it will take about 4-6 months to repair shaft at estimated cost of $2.5-$3.5 million * Insurers have not confirmed coverage, co does not have any reasons to believe that it will not have coverage in respect of such repairs * Source text for Eikon ID:nMKW566a * Further company coverage ORV.TO ((Bangalore Newsroom; +1 646 223 8780))