� Assumed Prices of US $1,100/oz for gold and US $4.00/lb for antimony.
� Process Recovery Rates of 85% for antimony and 90% for gold (as provided by Hazen Research from work done on an underground bulk sample from the D tunnel of the Workman's Bench A vein and using gravity and water recovery systems only).
� Estimated Operating Costs of US $375/ton, based on operation of a 92 ton per day underground mine.