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GEOLOGY OF KARNAK QUADRANGLE Illinois Department of Natural Resources ILLINOIS STATE GEOLOGICAL SURVEY JOHNSON, PULASKI, AND ASSAC William W. Shilts, Chief M COUNTIES, ILLINOIS Illinois Geologic Quadrangle Map IGQ Karnak-G W. John Nelson and Jena Hintz 2007 R. 2 E. R. 3 E. A HARRISBURG 35 MI. o VIENNA 3 MI. 380 350 Qce Qc 400 450 Mts J N Ä 500 35 N 0 J 500 e Mgd 50 Ä Mh Mh 19 N J Mh 45 Mh 0 20 / 350 450 35 4 21 Mg Qc Mcy 00 J N 4 N 350 00 J 350 Mh Mg k" 24 Qc(sc) N 32 Mcy 50 J Qce 50 23 0 21 22 Mg 0 350 35 0 Mh Qc(sc) 0 45 0 Ä ÄÄ Qce 40 J N Ä N Mg J Ä Qce N J Mg 350 3 45 40 5 0 Mg Ä 0 Ä 0 0 350 350 350 50 5 o 3 Qce 10 8 0 J Qc(sc) N N J o J Qce N ÄÄ Mg Ä 0 35 Mcy 5 0 3 0 EXPLANATION 55 0 0 Mcy J N 4 N J Mh J N 40 Qce 0 350 Mcy 40 Mr 3 0 Mcy 5 Mcy 0 Qc(sc) 0 40 Qce 400 N J Qc J 0 N Cahokia Formation J 35 N Qc(sc) e 0 Qce Mcy 45 0 30 0 40 4 Qc(sc) N J 29 Holocene Mr Ä 0 J 50 N 28 Cahokia Formation 4 Mcy 345 Qc(sc) 4 350 0 0 25 345 Mcy 5 0 (silty clay f 3 Qc(sc) acies) 26 27 40 Qce 28 0 350 0 Mcy 40 Qce 5 Ä N Qc 3 Qce J 0 Cahokia and Equality Mr Mcy Qce 45 Fo 0 Mcy rmations 400 400 o Mpo 500 35 0 Qc(sc) 0 40 Qce 7 Mr Mcy N Mr 450 J Qc(sc) 4 Cahokia and Henr 0 Mcy Mr y 3 0 3 Quaternar 5 5 Mcy y 0 Ä 0 Qch Ä Formations (where Mb 350 350 0 Mr 45 Qch 50 Mcy Mr Qce 0 Cahokia is 5 feet or thicke 231 N r) J 350 45 35 k" 185 / 0 k" Qce Qc(sc) 400 Mr Pleistocene Qce o Mcy 50 Henry Formation 3 e 0 450 Mr Qh (where Cahokia is thinner Mr 0 Qce 100 Mpo 400 Mcy 40 k" k" Qc Qce Mr than 5 feet) 600 26 k" Mr 400 31 k" 350Ä Mb 40 Mpo Qc Qch 165 32 350 0 Qpl Pearl Formation 0 40 Qc k" 33 5 0 350 100 0 Mcy 3 36 k" 4 35 0 Mb 0 40 0 Mr Mr 35 0 Mr Mb 350 Mr 33 34 40 Ä Mr Mb Ä Mr Ter 400 Qce Mpo Mpo Mpo 500 Mpo tiary QTm Mounds Gravel Pliocene and Miocene 380 400 Qce 350 Ä Ä Qce k" 250 Mcy Unconformity 400 Mr Mb Mpo 146 Mb k" 155 400 400 e" McNairy and Post Creek Upper 450 Qh Cretaceous Kmp Ä k" Ä T. 13 S. Formations Cretaceous 111 0 Ä 5 370 ÄÄ 3 Qch Mpo 340 340 T. 14 S. Unconformity k" 250 T. 13 S. Qce Qh k" Mpo Mb Mav 22 Qh Mts Tar Springs Sandstone T. 14 S. 0 Mpo 0 45 35 35 Mav 0 Qh 0 Qce 16 5 k" Mb 34 Msg Æ 33 3 Mav 5 Mav 0 0 490 34 k" k" 22 Mgd Glen Dean Limestone 19 13k" 6 k" 1 5 4 k" 400 43 2 k"17 400 0 0 40 3 40 0 4 Qce 35 14 Mpo k" Mav Mh Msg 0 3 Hardinsburg Sandstone 40 Mav Msg Msg 35 Qce Qh 3 Qch Qce Msg 13 k" Qch 35 Qce 0 5 Msg 33 Mg Golconda Formation Qce 350 340 71 Msg k" k" 240 Msg Qc(sc) 0 0 34 34 335 Qh Mcy Cypress Formation Chesterian 340 340 Qh 34 335 0 3 Qh Qh Qch 340 35 340 Qh Qc(sc) Qh 24 Mr Ridenhower Shale k" 0 340 34 Qh 7 e" 12 340 8 350 340 Qh 11 87 Qh 9 10 10 0 k" 9 34 7 Qc(sc) 26 34 Mb 330 k" 0 0 Bethel Sandstone Qc(sc) 35 /45 Qh 340 Msg Mississippian 24 Qce Qch k" 35 40 Qh 0 " 3 340 340 Mpo Paoli Limestone Qc(sc) 141k Qh Qce 3 5 24 0 Qc(sc) 42 k" 20 k" k" 0 340 35 . 0 MI 35 35 350 Mav Aux Vases Formation 0 27 MI . 340 2.7 340 Qc(sc) Qh Qce Msg Qh 27 Qh Qc(sc) Qce k"40 k" 89 k" MERMET 40 UCAH, KY k" 80 k" D Qc(sc) 0 18 k" 85 Msg k" QTm PA Ste. Genevieve Limestone 37 0 50 Kmp 0 3 35 40 Qch 0 Qh 35 35Qh0 k" 92 340 13 k"10 18 16 16 Note: Quaternary loess deposits comprising the 15 200 14 k" 17 15 163 k" Peoria, Roxana, and Lo 40 16 Kmp k"123 veland Silts cover nearly all k" terrace and upland areas to depths as great as 40 Qh 13 Qce Qce 35 k" Qce 0 feet. These units are not shown on the geologic map. 128 Kmp k" 457 400 35 " 57 128k" k 35 Kmp k" 0 0 0 QTm 34 34 k" 60 0 350 350 99 Kmp k" 350 100 k" 130 77 Qh 104" 96k" 95 k" 115 k k" k" k" 169 k" 77 0 169 45 . 35 . 169 k" Qce .S 58 U MI 37 3 O 5 J Qce N Qce 0 Kmp T ILL. QTm Kmp . 0 37) 9 40 . 73 0 TO 35 k" . k" 80 105 0.8 MI k" 35 3 Qce Symbols 0 Kmp 50 1.1 MI 3 J Qce 5 N 0 Kmp 35 35 0 0 0 Kmp 35 5 Strike and dip of bedding, number indicates J QTm 0 N 35 degree of dip OLMSTED (VIA ILL 23 24 19 Qce Kmp 0 21 40 J 22 20 k" N 21 86 130 3 k" Kmp 50 Horizontal bedding 0 5 Kmp 400 N 3 QTm J 4 0 QTm J N Vertical joints or fractures 350 0 J 130 40 N 35 40 260 k" 0 0 3 0 k" 170 5 k" 40 0 N J Outcrop of special note, shown where unit 0 35 350 or contact w 400 k" 0 as well exposed during mapping N Qce k"160 J 122 105 J k" N QTm N J Active pit or quarr QTm o y 0 86 40 Qce k" 40 0 "65 Kmp e J 350 N 35 Æ Abandoned pit or quarry 0 N Kmp 165 Kmp J Qce QTm k"400 Kmp 0 Æ 350 k"195 QTm 40 N J N 370 400 J Qce Drill Holes 35 0 J 0 35 N 390 40 from which subsurface data were obtained 350 165 400 0 165 Kmp k" 248 30 29 k" k" 25 k" 140k" 27 k" N J 28 26 61 129 e" Stratigraphic boring Qce 70 0 J k" N QTm28 0 4 QTm Qce 35 QTm Qpl 0 e" 3 0 350 40 Water well 50 40 350 0 N J Kmp 35 Kmp 0 J Qce N e" 40 Engineering boring Kmp 0 40 Kmp 40 00 0 0 Enlarged Area, Figure 1 Kmp 0 4 40 40 250 Numer 0 ic label indicates total depth of bor QTm 40 Kmp 200 k" ing in feet. J 0 585 N 210 k" 185 k"170 k" Kmp Dot indicates location accurate within 100 f k" k" eet. N J J Kmp N QTm 350 0 N J 400 QTm 270 0 5 4 3 k" 40 0 0 1 0 N 0 5 J Qce 45 Line Symbols Qce QTm Msl Kmp QTm 35 dashed where inf J N erred, dotted where concealed N Km J p 0 J N 35 Ç 350 N J Æ 0 N 10 0 Post Creek N J 40 J o 50 400 40 Contact North QTm k" 50450 0 Qce 360 J N J N 35 Kmp J N Kmp N Msm J Qce 0 31 400 N J o 35 N 350 36 32 33 Normal fault; bar and ball on downthro 34 J wn side N J QTm Qce N J 33 0 QTm 37 350 40 Line of cross section J 0 N J N 36 0 350 40 A A� 40 0 0 QTm R. 2 E. R. 3 E. N J k" 200 A’ Base map compiled by Illinois State Geological Survey from digital data provided by the United States Geological Survey. Compiled from imagery dated 1998. SCALE 1:24,000 Geology based on 1 1/ 2 field work by J. Nelson and J. Hintz, 1999–2000. 0 1 MILE North American Datum of 1983 (NAD 83) 1000 0 1000 2000 3000 Digital cartography by J. Domier, D. Byers, J. Magnotta, M. Bentley, and S. Geegan, Illinois Projection: Transverse Mercator 4000 5000 6000 7000 FEET 1 State Geological Survey. 10,000-foot ticks: Illinois State Plane Coordinate system, east and west zones zone .5 0 1 KILOMETER (Transverse Mercator) The Illinois State Geological Survey, the Illinois Department of Natural Resources, and the 1,000-meter ticks: Universal Transverse Mercator grid system, zone 16 State of Illinois make no guarantee, expressed or implied, regarding the correctness of the BASE MAP CONTOUR INTERVAL 10 FEET interpretations presented in this document and accept no liability for the consequences of decisions made by others on the basis of the information presented here.