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Formation Member Thickness Debth to Bottom Physical Character <br /> (ft) (ft) <br /> UNCONSOLIDATED—_ 10, 10 <br /> N I O B RARA ----^^ATERIAL-- _ <br /> ---- — —�7 - <br /> FORMATION - f- 1RT-HAYES Hard blocky white to light-gray limestone beds 1/2 to 3 ft <br /> (Upper Cretaceous) 11MOSTON T t0 50 thick alternating with thin beds of gray shale. <br /> CODELL SANDSTONE 6 56 Hard brown sandy petroliferous limestone. <br /> Bluish-gray to black fissle marine shale;contoins <br /> CARLILE ==f3ru>`Yxlr. s ► 7s 131 lorge calcareous concentrations in upper part. <br /> SHALE --_FA IRMORT`CHALKY=_ 75 206 Tan to blue-black chalky calcareous shale;contains <br /> (Upper Cretaceous) ==-SHALE- thin beds of limestone in lower part. <br /> TB ID E-C EEK — <br /> Interbedded black calcareous shale and light-gray <br /> __I_-LIMESTONE- 50 256 T--- fossiliferous limestone. <br /> GREENHORN _..____--HARTLAND_SHALE=== 20 276 I)nrl• rn shole;contains thin beds of bentonite. <br /> LIMESTONE i I . • • , Gray thin-bedded petroliferous limestone and <br /> (Upper Cretaceous) '-LINC6LN`LIMESTONE 40 316 <br /> _L _L �_ _.i_r1_ _-1 _• calcareous shale. <br /> Dark-gray to black fiss4le gypsiferous shale;contains <br /> GRANEROS 14a 456 zone of calcareous concentrations about 40 It below <br /> SHALE top.Alternating beds of shale and sandstone of <br /> base. <br /> (Upper Cretaceous) — <br /> Ton to bright gray, fine-to medium-grained massive sandstone. <br /> UPPER SANDSTONE May be coglomeratic and moderately cemented,but may <br /> DAKOTA be soft and contain thin shale beds. <br /> 100 556 SANDSTONE DRY CREEK CANYON Dark-gray to block sandy shale, this unit may not be <br /> (Lower Cretaceous) present. <br /> LOWER SANDSTONE Medium- rained sandstone. <br /> Source: USGS N'aler•Supply Paper 1799(lf'eist, 1965) <br /> RIO GRANDE PORTLAND CEMENT COMPANY_ <br /> RED ROCK PLANT & LIMESTONE MINE <br /> Pueblo County, Colorado <br /> Permit#_ N2 ���'"fi�ConfidentiRl°�'� ----- ------------ <br /> (��C EXHIBIT C-7 <br /> Iy� t Type Sea __ <br /> Class r ` ' GENERALIZED GEOLOGIC SECTION <br /> MV# inspection Date _— <br /> � _REV D[SCRIPTION BY DATE_ <br /> Doc Dale(if no date stamp) I- ., —v "— j ���p`C Ot Revlsad to include Da tp h to BOtlom PBE 06.28.02 - <br /> G )<i^ � � 41f n`P Gt�i 7�e7 cJ <br /> Doc Name __-----_ 5PCf-/C�1y <br /> Front DRMS/Other <br /> To DRMS/Other — <br /> DRAWN BY:PBE PREPARED BY:MK DATE:08.28.02 <br />