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• c.04.6(c) (a) Undergrr_~~_rnd Mining <br />Only the ~.ipper tw_~ formations fo the Mesa 'Jerde Gro~_rp are <br />exp~~sed within the permit area. Tl~e rnir~e is l~~cated ~=~r~ the <br />north side ..f Hay G~.rlch with er~tr•ies dr•iver~ irit~~ the c~~al- <br />bearing Menefee Formati~~n. The Cli7=f Ho~_ise Sa~ndst~~r~e caps <br />the higher elevati~~r~s or. 6_~th sides ~~f Hay G~.rlch. <br />R detailed de~,cr•ipti~:~r~ _~f str~atigr•aphyr lithelogic <br />characteristics ar~d str•~_rct~_rr•e ar•e given ire Sectic~r~ ~.i:~4.5 <br />~_rr~der• Ger~eral_Descriptic~r~__f Geol~~gy. Hydr•~~1c~gic <br />char•acter•istics _~f f_~r-rnati~=~r~=~ ar~d aq~.rife~rs ir~cl~.rdir~g the <br />first sat~_rrated aq~_ufer below the ~-oa1 are given in Section <br />• ~.t3ri.~ ~.rr~der 6erreral Description of hydr~~logy. <br />Coal Gea_logv. l"wo coa.l warns have been identified pn the <br />pr•r_~perty _~f which ~~r~ly the ~_ipper• warn has been devel~~ped. <br />The ~.rpper sears (Sears R) varies ire thicl+.ness from 4.3 t~~ 6. <br />feet. It lies iri the ~_rpper Menefee F~~rrnati~~r~ ar~d <br />immediately below the Cliff Ho~_rse Sandst~~r~c:~. The R Seam is <br />overlain by a few inches ~~~F ir~ter•bedded sar~dst~~r~e ar~d coarl <br />and in t~_rrn by rm_re than Cu0 feet _~f massive sandst~~ne which <br />stands well. <br />Thee lower sears iSearn P) lies 4~ t~~ 1U0 feet below Sears R. <br />Sears F varies ire thr.ck~ness from ~_ tc~ E.3 teet. The l~~wer <br />sears has r~~~t been developed. <br />• Searns and st ratigraph is ~_rritts dip gently (c t~~ :'s degrees) in <br />c'. 04- 1 v <br />