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Lithics Home | Counties A-Z | Geologic Systems | Lithic Types | Chert Drawers | Lithics Program A - G | H - K | L - P | R - S | T - W County County Exp. # Cat. # Drawer # System Lithic Type Heated Exposure Lee LE-B1 77 14 Mississippian (Middle) Burlington Q Lee LE-B1+ 77 14 Mississippian (Middle) Burlington + Q Lee LE-D 115 14 Mississippian (Middle) Burlington O Lee LE-D+ 115 14 Mississippian (Middle) Burlington + O Lee LE-E 511 11 Mississippian (Middle) Croton Chalcedonic Lee LE-E+ 511 11 Mississippian (Middle) Croton Chalcedonic + Lee LE-F 512 Croton Chalcedonic Lee LE-F+ 512 Croton Chalcedonic + Lee LE-A 78 12 Mississippian (Middle) Keokuk C Lee LE-A 78 12 Mississippian (Middle) Keokuk + C Lee LE-B2 79 13 Mississippian (Middle) Keokuk Q Lee LE-B2+ 79 13 Mississippian (Middle) Keokuk + Q Linn LN-D 450 20 Silurian (Lower) Palisades Kepler Linn LN-D+ 450 20 Silurian (Lower) Palisades Kepler + Linn LN-F 494 20 Silurian (Lower) Palisades Kepler Linn LN-F+ 494 20 Silurian (Lower) Palasades Kepler + Linn LN-G 495 20 Silurian (Lower) Palasades Kepler Linn LN-G+ 495 20 Silurian (Lower) Palasades Kepler + Linn LN-I+ 497 18 Devonian (Middle) Rapid + Linn LN-N 502 20 Palisades Kepler Linn LN-N+ 502 20 Silurian (Lower) Scotch Grove + Linn LN-O 515 20 Silurian (Lower) Scotch Grove Linn LN-O+ 515 20 Silurian (Lower) Scotch Grove + Linn LN-A 10 19 Devonian (Middle) Wapsipinicon O Linn LN-A+ 10 19 Devonian (Middle) Wapsipinicon + O Linn LN-C 148 19 Devonian (Middle) Wapsipinicon Q Linn LN-C+ 148 19 Devonian (Middle) Wapsipinicon + Q Linn LN-E+ 449 19 Devonian (Middle) Wapsipinicon + Linn LN-H 496 19 Devonian (Middle) Wapsipinicon Linn LN-H+ 496 19 Devonian (Middle) Wapsipinicon + Linn LN-J 498 19 Devonian (Middle) Wapsipinicon Linn LN-J+ 498 19 Devonian (Middle) Wapsipinicon + Linn LN-K 499 19 Devonian (Middle) Wapsipinicon Linn LN-K+ 499 19 Devonian (Middle) Wapsipinicon + Linn LN-L 500 19 Devonian (Middle) Wapsipinicon Linn LN-L+ 500 19 Devonian (Middle) Wapsipinicon + Linn LN-M 501 19 Devonian (Middle) Wapsipinicon Linn LN-M+ 501 19 Devonian (Middle) Wapsipinicon + Linn LN-I 497 18 Devonian (Middle) Rapid Linn LN-E 449 19 Devonian (Middle) Wapsipinicon Louisa LA-B1 76 14 Mississippian (Middle) Burlington S Louisa LA-B1+ 76 14 Mississippian (Middle) Burlington + S Louisa LA-D 197 14 Mississippian (Middle) Burlington Q Louisa LA-D+ 197 14 Mississippian (Middle) Burlington + Q Louisa LA-E 150 14 Mississippian (Middle) Burlington Q Louisa LA-E+ 150 14 Mississippian (Middle) Burlington + Q Louisa LA-B2 80 11 Mississippian (Middle) Croton Chalcedonic S Louisa LA-B2+ 80 11 Mississippian (Middle) Croton Chalcedonic + S Louisa LA-C+ 81 11 Mississippian (Middle) Croton Chalcedonic + Madison MD-A1 163 6 Pennsylvanian Argentine Q Madison MD-A1+ 163 7 Pennsylvanian Argentine + Q Madison MD-A2 164 7 Pennsylvanian Argentine Q Madison MD-A2+ 164 7 Pennsylvanian Argentine + Q Madison MD-D 321 7 Pennsylvanian Bethany Falls A O Madison MD-D+ 321 7 Pennsylvanian Bethany Falls A + O Madison MD-E 322 7 Pennsylvanian Bethany Falls A M Madison MD-E+ 322 7 Pennsylvanian Bethany Falls A + M Madison MD-F 347 8 Pennsylvanian Raytown Q Madison MD-F+ 347 8 Pennsylvanian Raytown + Q Madison MD-B 161 9 Pennsylvanian Winterset A Q Madison MD-B+ 161 9 Pennsylvanian Winterset A + Q Madison MD-C 343 9 Pennsylvanian Winterset A C Madison MD-C+ 343 9 Pennsylvanian Winterset A + C Mahaska MK-A 178 11 Mississippian (Middle) Croton Chalcedonic S Mahaska MK-A+ 178 11 Mississippian (Middle) Croton Chalcedonic + S Marion MA-A1+ 233 3 Quaternary Glacial Till + S Marion MA-A2 3 Quaternary Glacial Till Marion MA-A2+ 3 Quaternary Glacial Till + Marion MA-A3 3 Quaternary Glacial Till Marion MA-A3+ 3 Quaternary Glacial Till + Marion MA-B1 3 Quaternary Glacial Till Marion MA-B1+ 261 3 Quaternary Glacial Till + S Marion MA-B2 426 3 Quaternary Glacial Till S Marion MA-B2+ 426 3 Quaternary Glacial Till + S Marion MA-B3 427 3 Quaternary Glacial Till S Marion MA-B3+ 427 3 Quaternary Glacial Till + S Marion MA-B4 428 3 Quaternary Glacial Till S Marion MA-B4+ 428 3 Quaternary Glacial Till + S Marion MA-B5 429 3 Quaternary Glacial Till Chalcedony S Marion MA-B5+ 429 3 Quaternary Glacial Till Chalcedony + S Marion MA-B7 431 4 Quaternary Glacial Till Chalcedony S Marion MA-B7+ 431 4 Quaternary Glacial Till Chalcedony + S Marion MA-B6 430 3 Quaternary Glacial Till Chert Marion MA-B6+ 430 4 Quaternary Glacial Till Chert + Marshall MR-C 279 17 Mississippian (Lower) Maynes Creek Cream Marshall MR-C+ 279 17 Mississippian (Lower) Maynes Creek Cream + Marshall MR-B1 82 17 Mississippian (Lower) Maynes Creek Fossiliferous O Marshall MR-B1+ 82 17 Mississippian (Lower) Maynes Creek Fossiliferous + O Marshall MR-B2 139 17 Mississippian (Lower) Maynes Creek Gray O Marshall MR-B2+ 139 17 Mississippian (Lower) Maynes Creek Gray + O Marshall MR-A 129 17 Mississippian (Lower) Maynes Creek Green S Marshall MR-A+ 129 17 Mississippian (Lower) Maynes Creek Green + S Mills ML-E1 324 7 Pennsylvanian Curzon Mills ML-E1+ 324 7 Pennsylvanian Curzon + Mills ML-B 160 8 Pennsylvanian Plattsmouth Q Mills ML-B+ 160 8 Pennsylvanian Plattsmouth + Q Mills ML-E2 333 8 Pennsylvanian Sheldon Q Mills ML-E2+ 333 8 Pennsylvanian Sheldon + Q Mills ML-A1 31 8 Pennsylvanian Spring Branch (Lower) Q Mills ML-A1+ 31 8 Pennsylvanian Spring Branch (Lower) + Q Mills ML-A2 32 8 Pennsylvanian Spring Branch (Upper) Mills ML-A2+ 32 8 Pennsylvanian Spring Branch (Upper) + Mills ML-D 334 8 Pennsylvanian Spring Branch A C Mills ML-D+ 334 8 Pennsylvanian Spring Branch A + C Mills ML-C 162 9 Pennsylvanian Stoner O Mills ML-C+ 162 9 Pennsylvanian Stoner + O Montgomery MM-A1 13 8 Pennsylvanian Plattsmouth Q Montgomery MM-A1+ 13 8 Pennsylvanian Plattsmouth + Q Montgomery MM-A2 153 8 Pennsylvanian Plattsmouth Q Montgomery MM-A2+ 153 8 Pennsylvanian Plattsmouth + Q Montgomery MM-A 3 154 8 Pennsylvanian Spring Branch Q Montgomery MM-A3+ 154 9 Pennsylvanian Spring Branch + Q Montgomery MM-B 335 9 Pennsylvanian Spring Branch B Q Montgomery MM-B 335 9 Pennsylvanian Spring Branch B + Q Pottawattamie PW-B 146 7 Pennsylvanian Argentine Q Pottawattamie PW-B+ 146 7 Pennsylvanian Argentine + Q Pottawattamie PW-A 145 7 Pennsylvanian Bethany Falls B Q Pottawattamie PW-A+ 145 7 Pennsylvanian Bethany Falls B + Q Pottawattamie PW-C1 327 7 Pennsylvanian Curzon B Q Pottawattamie PW-C1+ 327 7 Pennsylvanian Curzon B + Q Pottawattamie PW-C2 329 7 Pennsylvanian Ervine Creek Q Pottawattamie PW-C2+ 329 8 Pennsylvanian Ervine Creek + Q Pottawattamie PW-A2 144 8 Pennsylvanian Hertha (Bottom) Q Pottawattamie PW-A2+ 144 8 Pennsylvanian Hertha (Bottom) + Q Pottawattamie PW-A1 147 8 Pennsylvanian Hertha (Top) Q Pottawattamie PW-A1+ 147 8 Pennsylvanian Hertha (Top) + Q A - G | H - K | L - P | R - S | T - W Click here to view or download the entire table in Excel. 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