Laserfiche WebLink
co.^.sistirg of t.l:ick, r,assive reds n° even-te:<tured, :•.ediuT-~r~.'_ned sand- <br />sto^e ~:':ieh forms cons~icueus cl_°`s to the north o; the •srra of inves:i~a- <br />tior. (four rdles); and a lo::er :-.^~-.:e- Wade up of thin sandstone b^ds and <br />itterbedded shale that co:sprises a transition sequence zbove Lhe :•:aneos <br />SF.ale. <br />Tr:e '•:arcos Shale, also of Cretaceous aEe, is a dar~86ra;• to black <br />:r~rire shzle which has a lots: t!:ic:~:ness ::hick na;• exceed 2C40 feet, <br />Eedding strikes east-r:est znd d'_ps anproxiRZtely j~south, <br />Su-face :;at~r• <br />The tropert~• lies on the ~-a:-a6e divide bet::een %oberts Caa;.ron (a <br />tributarc of Ha;• Gulch) and i:a;• Gu'_ch. TF.e propert+• drains well to the <br />north and south, with al_ dra:::s~e tri`.utzr;• to i'a;~ Gulch and thence to <br />the l,a Plata Leer, ;,urface dra::.ts floss dircctl;; into f.oberts Can;•on <br />or i-.to lia~• Culch and recharges cr saturates tF.e alluvial valle;; fill of <br />F.a;: Gulch. Only li:,ited surface 4:ater night enter the exposed bedrock be- <br />cause of poor aquifer char~cterist_cs, <br />The Peacock Coal ~:ine lies verticall•• above the ~:a;• GulcY. and P.oberts <br />Can}ron drainages. <br />Ground i:ater: <br />The for.:ations 1:Ficf: are exeosei i^^. the area of investiE~tion (C11ff <br />iiouse :sandstone and t:enefee For:rstion) are not co^sidered adeouate acuifers <br />because of their poor porosit~• a:d lack of continuo::s permeab:litr. ?he- <br />rh;-sical characteristics of these iorrations are descrited under Geolog;t, <br />':here forr,.ations have also beer. treactied b;r erosion both up- an3 do•.n. sip <br />frog the s:•oa of investii,ation z^~ tl-:is hove no eater retention caFability <br />(Sec Idezli~ed Cross :section). <br />(3) <br />