4 Steps in Calculating the Mineral Deposit Value 1. Calculate the Tonnage of the Mineral Deposit ... 1,093,750.4 x $1,989 per ounce of gold = $2,175,469,546 *: prices as of March 17, 2023 ... You also can not expect that this adjusted mineral deposit value, is the price the mining company will receive from a buyer when this property is sold, ...