By runing the stockpile of 9000 yds of gravel testing the geotextile tubes. 9000yds ~ 12000tons yeilding .035 - .05oz/ton = 12000*.035oz = 420oz of gold multiplied by $1200/oz = low end of $504,000. Current quote for mine equipment is $800-$1100/day for truck & driver. small haul trucks.