Database Home | Counties A-Z | Geologic Systems | Lithic Types | Chert Drawers | Lithic Program | Lithic Home
A-C | D-M | O-S | T-W
| Lithic Type | Drawer # | System | County | County Exp. # | Cat. # | Heated | Exposure |
|---|---|---|---|---|---|---|---|
| Tabular Till Cobble | 5 | Quaternary | Story | SR-C7+ | 223 | + | T |
| Tabular Till Cobble | 5 | Quaternary | Story | SR-C9 | 225 | T | |
| Taconite Jasper | 2 | Quaternary | Cerro Gordo | CE-A | 174 | T | |
| Taconite Jasper | 2 | Quaternary | Cerro Gordo | CE-A+ | 174 | + | T |
| Till Cobble | 1 | Quaternary | Calhoun | CH-A1 | 466 | ||
| Till Cobble | 1 | Quaternary | Calhoun | CH-A1+ | 466 | + | T |
| Till Cobble | 1 | Quaternary | Calhoun | CH-A2 | 467 | ||
| Till Cobble | 1 | Quaternary | Calhoun | CH-A2+ | 467 | + | T |
| Till Cobble | 1 | Quaternary | Calhoun | CH-A3 | 468 | ||
| Till Cobble | 1 | Quaternary | Calhoun | CH-A3+ | 468 | + | T |
| Till Cobble | 5 | Quaternary | Story | SR-C1 | 216 | T | |
| Till Cobble | 5 | Quaternary | Story | SR-C1+ | 216 | + | T |
| Till Cobble | 5 | Quaternary | Story | SR-C2 | 218 | T | |
| Till Cobble | 5 | Quaternary | Story | SR-C3+ | 219 | + | T |
| Till Cobble | 5 | Quaternary | Story | SR-C4 | 220 | T | |
| Till Cobble | 5 | Quaternary | Story | SR-C5+ | 221 | + | T |
| Till Cobble | 5 | Quaternary | Story | SR-C6 | 222 | T | |
| Till Cobble | 5 | Quaternary | Story | SR-C8+ | 224 | + | T |
| Till Cobble | 5 | Quaternary | Story | SR-C10 | 226 | T | |
| Till Cobble | 5 | Quaternary | Story | SR-C 10+ | 226 | + | |
| Till Cobble | 6 | Quaternary | Story | SR-F | 235 | T | |
| Till Cobble | 6 | Quaternary | Story | SR-F+ | 235 | + | T |
| Till Cobble | 6 | Quaternary | Story | SR-J | 239 | S | |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A1 | 58 | S | |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A1+ | 58 | + | S |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A2+ | 59 | + | S |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A3 | 60 | S | |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A3+ | 60 | + | S |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A4 | 61 | S | |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A4+ | 61 | + | S |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A5 | 62 | S | |
| Tongue River Silica | 2 | Quaternary | Cherokee | CK-A5+ | 62 | + | S |
| Tongue River Silica | 3 | Quaternary | Jackson | JK-A | 180 | T | |
| Tongue River Silica | 3 | Quaternary | Jackson | JK-A+ | 180 | + | |
| Tongue River Silica | 4 | Quaternary | Ringgold | RN-A | 254 | T | |
| Tongue River Silica | 4 | Quaternary | Ringgold | RN-A+ | 254 | + | T |
| Tongue River Silica | 6 | Quaternary | Story | SR-K1 | 240 | T | |
| Tongue River Silica | 6 | Quaternary | Story | SR-K1+ | 240 | + | T |
| Tongue River Silica | 6 | Quaternary | Woodbury | WD-A | 72 | S | |
| Tongue River Silica | 6 | Quaternary | Woodbury | WD-A+ | 72 | + | |
| Tongue River Silica | 6 | Quaternary | Woodbury | WD-B2 | 367 | M | |
| Tongue River Silica | 6 | Quaternary | Woodbury | WD-B2+ | 367 | + | M |
| Unidentified Mississippian | 12 | Mississippian (Middle) | Story | SR-M | 245 | ||
| Unidentified Mississippian | 12 | Mississippian (Middle) | Story | SR-M+ | 245 | + | |
| Verdi | 10 | Mississippian (Middle) | Henry | HN-7 | 7 | ||
| Verdi | 10 | Mississippian (Middle) | Henry | HN-7+ | 7 | + | |
| Verdi | 10 | Mississippian (Middle) | Henry | HN-B | 167 | C | |
| Verdi | 10 | Mississippian (Middle) | Henry | HN-B+ | 167 | + | C |
| Verdi | 10 | Mississippian (Middle) | Henry | HN-J | 360 | ||
| Verdi | 10 | Mississippian (Middle) | Henry | HN-J+ | 360 | + | |
| Verdi | 10 | Mississippian (Middle) | Henry | HN-L+ | 463 | + | |
| Verdi | 10 | Mississippian (Middle) | Van Buren | VB-E | 212 | Q | |
| Verdi | 10 | Mississippian (Middle) | Van Buren | VB-E+ | 212 | + | Q |
| Wapsipinicon | 18 | Devonian (Middle) | Delaware | DW-D | 448 | ||
| Wapsipinicon | 18 | Devonian (Middle) | Delaware | DW-D+ | 448 | + | |
| Wapsipinicon | 18 | Devonian (Middle) | Jones | JN-E1 | 449 | ||
| Wapsipinicon | 18 | Devonian (Middle) | Jones | JN-E1+ | 449 | + | |
| Wapsipinicon | 18 | Devonian (Middle) | Jones | JN-E2 | 453 | ||
| Wapsipinicon | 18 | Devonian (Middle) | Jones | JN-E2+ | 453 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-A | 10 | O | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-A+ | 10 | + | O |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-C | 148 | Q | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-C+ | 148 | + | Q |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-E+ | 449 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-H | 496 | ||
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-H+ | 496 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-J | 498 | ||
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-J+ | 498 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-K | 499 | ||
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-K+ | 499 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-L | 500 | ||
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-L+ | 500 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-M | 501 | ||
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-M+ | 501 | + | |
| Wapsipinicon | 19 | Devonian (Middle) | Linn | LN-E | 449 | ||
| Warsaw Tabular | 12 | Mississippian (Middle) | Henry | HN-C | 173 | S | |
| Warsaw Tabular | 12 | Mississippian (Middle) | Henry | HN-C+ | 173 | + | S |
| Warsaw Tabular | 12 | Mississippian (Middle) | Jefferson | JF-A | 195 | S | |
| Warsaw Tabular | 12 | Mississippian (Middle) | Jefferson | JF-A+ | 195 | + | S |
| Warsaw Tabular | 12 | Mississippian (Middle) | Jefferson | JF-E | 195 | ||
| Warsaw Tabular | 12 | Mississippian (Middle) | Jefferson | JF-E+ | 195 | + | |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-B2 | 187 | O | |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-B2+ | 187 | + | O |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-C | 44 | O | |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-C+ | 44 | + | O |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-C1 | 188 | O | |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-C1+ | 188 | + | O |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-D | 190 | O | |
| Wassonville | 14 | Mississippian (Lower) | Washington | WS-D+ | 190 | + | O |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-E1 | 191 | O | |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-E1+ | 191 | + | O |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-E2 | 192 | O | |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-E2+ | 192 | + | O |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-E3 | 193 | O | |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-E3+ | 193 | + | O |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-F | 198 | O | |
| Wassonville | 15 | Mississippian (Lower) | Washington | WS-F+ | 198 | + | O |
| Winterset A | 9 | Pennsylvanian | Adair | AD-A2 | 341 | Q | |
| Winterset A | 9 | Pennsylvanian | Adair | AD-A2+ | 341 | + | Q |
| Winterset A | 9 | Pennsylvanian | Decatur | DT-A | 342 | Q | |
| Winterset A | 9 | Pennsylvanian | Decatur | DT-A+ | 342 | + | Q |
| Winterset A | 9 | Pennsylvanian | Madison | MD-B | 161 | Q | |
| Winterset A | 9 | Pennsylvanian | Madison | MD-B+ | 161 | + | Q |
| Winterset A | 9 | Pennsylvanian | Madison | MD-C | 343 | C | |
| Winterset A | 9 | Pennsylvanian | Madison | MD-C+ | 343 | + | C |
| Winterset C | 9 | Pennsylvanian | Harrison | HR-A | 345 | Q | |
| Winterset C | 9 | Pennsylvanian | Harrison | HR-A+ | 345 | + | Q |
