PUSCHBACKNº1

1554

ORE WASTE GRADE CUT RATIO VALUETON TON % US$

31437258.503 21238889.002 1.34 0.67559609 8639083827102409.878 42568355.005 1.80 1.57064834 12726196732933086.483 59417131.414 1.74 1.80417743 1924063744

Re/m

FASE ESTÉRIL MINERAL TOTAL MATERIALPrestripping 21813965.285 1734849.411 23548814.70

Fase -1 21238889.002 31437258.503 52676147.50

Fase -2 42568355.005 27102409.878 69670764.88

Fase -3 59417131.415 32933086.483 92350217.90

TOTALES 145038340.708 93207604.274 238245944.98

No concidera PrestrippingLey Marginal : 0.23 %Ley de Corte : 0.40 %

Tonelaje Total Lastre : 145,038,340.71 tonTonelaje Total Mineral : 91,472,754.86 tonLey Media Yacimiento : 1.598 %Razon Esteril / Mineral : 1.37

Vida Util Yacimiento : 10.00 añosMINERAL

Mineral Total a Extraer : 89,737,905.45 tonRitmo Producción Anual : 9,147,275.49 ton

Ritmo Producción Mensual : 762,272.96 tonRitmo Producción Diaria : 25,409.10 ton

ESTERIL Lastre Total a Extraer : 123,224,375.42 ton

Lastre Total a Extraer Anual: 12,322,437.54 tonLastre Total a Extraer Mensual: 1,026,869.80 ton

Lastre Total a Extraer Diario: 34,228.99 ton Ritmo Extracción Material Diario (Lastre + Mineral) 59,638.09 ton

LEY (%Cu) Tipo Ley Volume Density

0.53 12.574 M^3 x 1000 T per M^3

1.34 0.676 ESTERIL 55337.871 2.6271.80 1.571 Stock 365.258 2.8301.74 1.804 Media Baja 2415.732 2.830

1.598 1.556 Baja Ley 3048.006 2.830Media Alta 7290.326 2.830

Alta Lety 19831.940 2.830Total 88289.133 2.830

RE/M

Tonnage CUT CUT_PT x 1000 Grade Product

145371.674 0.00 0.01033.680 0.36 368753.86836.522 0.51 3492156.58625.858 0.70 6029698.2

20631.624 1.05 21735310.556124.389 2.09 117350929.2

238623.746 1.60 148976848.3