| Reference | {Deposit:: U.S. BUREAU OF MINES DATA BAS}{Deposit:: Tepordei, V.V., 2001, Aggregates Industry Atlas Of The United States: Washington, D.C., National Stone, Sand And Gravel Association, One Cd-Disk.Tepordei, V.V., 2001, Aggregates Industry Atlas Of The United States: Washington, D.C., National Stone, Sand And Gravel Association, One Cd-Disk.} |