T he no r t he r n li n e Li ne 4 of th e P an am i n t V al l ey m ag n et ot el l ur i c s M T ge oph y s i c a l su r ve y s how s a t h ic k c e nt r al z one of s a l in e g r o u ndw at er p u rp l e p onded to th e ea s t by a f au l t and br ok en in th e we s t by a lik e ly s h al l ow i nt r us i o n Oth e r s t r uc t ur es an d b r i ne b a rri e rs a re a l so on t he cr o ss se ct i o n s h o wn b el ow B MR pl a ns to d r ill t e st t he t op po r t i on of t he t h i ck e st pa r t of th i s l a rg e br i ne aq ui f er in th e nex t d r illin g at P anam i n t an d th e a ppr ox i m at e l oc at i on of a p l anned 500 m e t re deep d r ill hol e is s how n Dr ill per m i t is ex pec t ed Q 4 19 HI G H B RI N E F A U LT P o s s i b l e i n t r u s i o n o r fa u l t ed p a r t i t i o n b a r r i e r F re s h w a t e r i n f l u x f ro m H a l l C a n y o n T ra c e o f p l a n n e d d ri l l h o l e 1 k m 21 P ANAM I NT V AL L EY L I T HI UM M T SUR VEY