| Reference | {Deposit:: CRIB MINERAL RESOURCES FILE, RECORD NUMBER K001555.}{Deposit:: PROPERTY IS OWNED AND OPERATED BY ESTILL SPRINGS SAND AND GRAVEL}{Deposit:: PROPERTY IS OWNED AND OPERATED BY SEWANEE SILICA COMPANY.}{Deposit:: OPERATION INCLUDES A MILL.SANDSTONE IS QUARRIED FROM THE PENNSYLVANIAN SEWANEE CONGLOMERATE.OPERATION PRODUCES GLASS SAND AND SILICA FLOUR.} |