POSSIBLY THE ADIT WAS DRIVEN AS A HORIZONTAL WELL TO DEVELOPMONTANOPOLIS SPRING AS A TOURIST ATTRACTION FOR MINERAL WTR.ONE SAMPLE TAKEN SHOWED AG AT 0.2 OZ PER TON. ACTIVESTALACTIC GROWTH OF TRAVERTINE TAKES PLACE IN ADIT.ACTIVE STALACTITIC GROWTH OF TRAVERTINE TAKES PLACE IN THEUSBM (WFOC) MINERAL PROPERTY FILE 0300670230.