Lytle below the Grape Creek Grape Creek chou 6-8t o 1-4 4-12 chou chou 1 Cougl. SS, clezu tvx bedded channel ss with coarse cql. sznd stringers, incorp. zt base chunks of gray to greenish qrecq szudy clystone. Cl incl. red gutgite pebbles (polished) and vet. chout. 2 Sandstone, clayey + clzyey sznd. Fairly pcusrstond clisty, gray to queen gray zt base. 3 Szudstone, med.qr loc. calte-spzuseqy, zt bzs, trough x lam sets - locally interfinger with clistur + szudy clsnr as above