The Don Mario District

The Don Mario district has three main mineral deposits of which the largest, the Don Mario Lower Mineralized Zone (“LMZ”) low-cost gold mine, was depleted in the fourth quarter of fiscal 2009 after producing more than 420,000 ounces of gold. The second, the Las Tojas open-pit gold mine, was depleted in March 2011 after producing nearly 50,000 ounces of gold. The open-pit mine on the third deposit, the copper-gold-silver Upper Mineralized Zone (“UMZ”), started up in April of 2011 and reached commercial production in January 2012.

The following table sets forth the production from the Don Mario Mine for the periods indicated together with guidance for the upcoming period.

DON MARIO OPEN PIT MINE OVERVIEW
Ownership 100 %
FY 2018 Au / Cu Production 45,125 Au oz / 3.1M Cu lbs
YTD 2019 Au Production 20,290 Au oz
Guidance - 2019 38 - 42,000 Au oz
FY 2018 COC / AISC $890 / $1,087 oz Au
YTD 2019 COC / AISC $1,089 / $1,184 oz Au
YTD 2019 Plant Recoveries 94.1% Au
Plant Capacity 2,000 tpd
YTD 2019 Grade 1.79 g/t Au

Location Map