Gilt Edge Mine Conveyance Act This bill provides for a land conveyance to South Dakota. Specifically, if South Dakota submits an offer to the Forest Service to acquire approximately 266 acres of National Forest System land within the Gilt Edge Mine Superfund Boundary for its market value, the Forest Service shall convey such land to South Dakota. Any proceeds received by the Forest Service from the conveyance shall be (1) deposited in a specified fund for the exchange of lands, and (2) available to the Forest Service for the maintenance and improvement of land or administration facilities in the Black Hills National Forest in South Dakota.