Notwithstanding the provisions of § 10-39-43, for the privilege of severing precious metals in this state, for the time period beginning July 1, 1993, and ending June 30, 1994, there is imposed a severance tax of two percent of the first fifty million dollars of the gross yield from the sale of precious metals severed in this state, and a severance tax of one percent of the gross yield from the sale of precious metals in excess of fifty million dollars severed in this state.
SDCL 10-39-58