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NEWMONT <br /> GOLDCORP <br /> QuantitiesChemical Use at the Site Location Location for Typical <br /> Name for Use Storage <br /> event of release. Outside of concrete containment releases <br /> would flow onto VLF liner systems. <br /> Hydrochloric Acid Used to acid wash ADRs Stored in mixing At each of the ADRs: Mixing tanks are double walled and within concrete containment Acidic solutions that have become <br /> carbon in carbon tanks at ADRs. - 8,200 gallons stored in mixing tank outside of ADRs. neutralized through rinsing of the <br /> columns in the Stored inside ADRs -7,000 gallons in holding tank Holding and concentrated tank are within the ADR containment carbon and are no longer useable, <br /> ADRs. in holding and - 8,000 gallons in concentrated tank including concrete floor and curbing with sumps and pumps. All are added as make up water to <br /> concentrated tank is underlain by liner that drains to VLFs. process solutions. <br /> Potassium Amyl Used in the HG Mill Covered storage on Anticipated shipment of 4 trucks/year of 20 tons/truck Primary containment is barrel and secondary containment is the Gets carried with floated material <br /> Xanthate flotation circuit facilities containment outside Shipped in barrels typically containing about 300 pounds concrete pad on which the barrels are stored. Tertiary in the froth and then is destroyed <br /> of the HG Mill at 10% xanthate containment is the liner system underlying the HG Mill platform in process solutions with the <br /> building 700-gallon collector mix tank that will drain to the VLF2. addition of lime and sodium <br /> 700-gallon collector storage tank cyanide. <br /> Concentration @ 0.07 lbs. per ton of feed ore <br /> Dithiophosphate Combines with HG Mill Stored within Anticipated shipment of 4 trucks/year with 20 tons/truck Primary containment is tote and secondary containment is the Gets carried with floated material <br /> xanthates to float facilities containment inside Shipped in totes of approximately 1800 pounds each concrete floor and curbing within the HG Mill building where the in the froth and then is destroyed <br /> the gold in the HG Mill building to Concentration @ 0.07 lbs. per ton of fee ore totes will be stored. Tertiary containment is the liner system in process solution with the <br /> flotation circuit prevent freezing underlying the HG Mill platform that will drain to the VLF2 addition of lime and sodium <br /> (particularly cyanide. <br /> effective for native <br /> gold) <br /> Frother Used to form stable HG Mill Stored within Anticipated shipment of 2 trucks/year with 20 tons/truck Primary containment is tote and secondary containment is the Recycled with water from flotation <br /> bubbles for floating facilities containment inside Shipped in totes of approximately 1800 pounds each concrete floor and curbing within the HG Mill building where the circuit, eventually breaking down <br /> the gold in the HG Mill building to Concentration @ 0.01 lbs. per ton of feed ore totes will be stored. Tertiary containment is the liner system into non-toxic forms. <br /> flotation circuit prevent freezing underlying the mill platform that will drain to the VLF2 <br /> Notes: 1. Tanks sizes are approximate <br /> Cripple Creek &Victor Gold Mining Company Exhibit U <br /> Cresson Project Amendment 13 <br /> 4 <br />