Cost analisys. Table 9 – Distribution of ore and waste Figure 10 – Triangular distribution of mineral cost. Figure 11 – Triangular distibution od waste cost Construction of the economic model for risk analysis in investment. For the construction of the economic model, the variables of uncertainty have been considered. Table 10 – Cash Flow Cost US $/t Ore Waste Min 9 1.30 More Likely 14.66 1.36 Max 15 1.78 OPEN PIT AÑO 00 AÑO 01 AÑO 02 AÑO 03 AÑO 04 AÑO 05 AÑO 06 AÑO 07 AÑO 08 Ore t 0 1,860,000 1,860,000 1,860,000 1,860,000 1,860,000 1,860,000 1,860,000 746,667 Waste t 0 14,868,000 14,868,000 14,868,000 14,868,000 14,868,000 14,868,000 14,868,000 14,868,000 SR 0.0 8.0 8.0 8.0 8.0 8.0 8.0 8.0 19.9 Au grade g/t 0.646 0.646 0.646 0.646 0.646 0.646 0.646 0.646 Ag grade Oz/t 2.857 2.857 2.857 2.857 2.857 2.857 2.857 2.857 Au Metallugical recovery % 0.86 0.86 0.86 0.86 0.86 0.86 0.86 0.86 Ag Metallugical recovery % 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 OZ Au placed on the PAD Oz 33,288 33,288 33,288 33,288 33,288 33,288 33,288 13,363 OZ Ag placed on the PAD Oz 1,570,582 1,570,582 1,570,582 1,570,582 1,570,582 1,570,582 1,570,582 630,484 Au Price US $/Oz 3,347 3,347 3,347 3,347 3,347 3,347 3,347 3,347 Ag Price US $/Oz 42.15 42.15 42.15 42.15 42.15 42.15 42.15 42.15 Income 177,602,509 177,602,509 177,602,509 177,602,509 177,602,509 177,602,509 177,602,509 71,295,631 Cost Ore US $/t 2.38 2.38 2.38 2.38 2.38 2.38 2.38 2.38 Waste US $/t 1.36 1.36 1.36 1.36 1.36 1.36 1.36 1.36 Process Plant US $/t 5.78 5.78 5.78 5.78 5.78 5.78 5.78 5.78 Indirect cost US $/t 2.35 2.35 2.35 2.35 2.35 2.35 2.35 2.35 11.87 11.87 11.87 11.87 11.87 11.87 11.87 11.87 Ore US $ 4,426,800 4,426,800 4,426,800 4,426,800 4,426,800 4,426,800 4,426,800 1,777,067 Waste US $ 20,220,480 20,220,480 20,220,480 20,220,480 20,220,480 20,220,480 20,220,480 20,220,480 Process Plant US $ 10,750,800 10,750,800 10,750,800 10,750,800 10,750,800 10,750,800 10,750,800 4,315,733 Indirect cost US $ 4,371,000 4,371,000 4,371,000 4,371,000 4,371,000 4,371,000 4,371,000 1,754,667 Total US $ 39,769,080 39,769,080 39,769,080 39,769,080 39,769,080 39,769,080 39,769,080 28,067,947 CAPEX Infraestructure -504,213,387 Social Spendeing Taxes (30%) 41,350,029 41,350,029 41,350,029 41,350,029 41,350,029 41,350,029 41,350,029 12,968,305 Cash Flow -504,213,387 96,483,399.97 96,483,399.97 96,483,399.97 96,483,399.97 96,483,399.97 96,483,399.97 96,483,399.97 30,259,378.80 NPV @ 10% -S/ 20,375,563 TIR 8.80%
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