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Lithic Type | Drawer # | System | County | County Exp. # | Cat. # | Heated | Exposure |
---|---|---|---|---|---|---|---|
Galena | 23 | Ordovician (Middle) | Clayton | CT-C | 63 | O | |
Galena | 23 | Ordovician (Middle) | Clayton | CT-C+ | 63 | + | O |
Galena | 23 | Ordovician (Middle) | Clayton | CT-E | 65 | O | |
Galena | 23 | Ordovician (Middle) | Clayton | CT-E+ | 65 | + | O |
Galena | 23 | Ordovician (Middle) | Clayton | CT-H | 200 | O | |
Galena | 23 | Ordovician (Middle) | Clayton | CT-H+ | 200 | + | O |
Galena | 23 | Ordovician (Middle) | Clayton | CT-I | 207 | O | |
Galena | 23 | Ordovician (Middle) | Clayton | CT-I+ | 207 | + | O |
Galena | 24 | Ordovician (Middle) | Clayton | CT-G | 186 | Q | |
Galena | 24 | Ordovician (Middle) | Clayton | CT-G+ | 186 | + | |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-B | 125 | O | |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-B+ | 125 | + | O |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-C | 126 | O | |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-C+ | 126 | + | O |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-D | 127 | O | |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-E | 128 | O | |
Galena | 23 | Ordovician (Middle) | Dubuque | DB-E+ | 128 | + | O |
Galena | 23 | Ordovician (Middle) | Fayette | FT-B | 250 | Q | |
Galena | 23 | Ordovician (Middle) | Fayette | FT-B+ | 250 | + | Q |
Galena | 23 | Ordovician (Middle) | Winneshiek | WH-A | 152 | O | |
Galena | 23 | Ordovician (Middle) | Winneshiek | WH-A+ | 152 | + | O |
Galena | 24 | Ordovician (Middle) | Winneshiek | WH-B | 171 | Q | |
Galena | 24 | Ordovician (Middle) | Winneshiek | WH-B+ | 171 | + | Q |
Galena | 24 | Ordovician (Middle) | Winneshiek | WH-C1 | 369 | ||
Galena | 24 | Ordovician (Middle) | Winneshiek | WH-C1+ | 369 | + | |
Till Cobble | 1 | Quaternary | Buena Vista | BV-B | |||
Till Cobble | 1 | Quaternary | Calhoun | CH-A4 | 469 | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-A4+ | 469 | + | |
Till Cobble | 1 | Quaternary | Calhoun | CH-A5 | 470 | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-A5+ | 470 | + | T |
Till Cobble | 1 | Quaternary | Calhoun | CH-B1 | 471 | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-B1+ | 471 | + | |
Till Cobble | 1 | Quaternary | Calhoun | CH-B2 | |||
Till Cobble | 1 | Quaternary | Calhoun | CH-B2+ | + | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-B3 | |||
Till Cobble | 1 | Quaternary | Calhoun | CH-B3+ | + | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-B4 | |||
Till Cobble | 1 | Quaternary | Calhoun | CH-B4+ | + | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-B5 | |||
Till Cobble | 1 | Quaternary | Calhoun | CH-B5+ | + | ||
Till Cobble | 1 | Quaternary | Calhoun | CH-B6 | |||
Till Cobble | 2 | Quaternary | Calhoun | CH-B6+ | + | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C1 | |||
Till Cobble | 2 | Quaternary | Calhoun | CH-C1+ | + | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C2 | |||
Till Cobble | 2 | Quaternary | Calhoun | CH-C2+ | + | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C3 | |||
Till Cobble | 2 | Quaternary | Calhoun | CH-C3+ | + | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C4 | |||
Till Cobble | 2 | Quaternary | Calhoun | CH-C4+ | + | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C5 | |||
Till Cobble | 2 | Quaternary | Calhoun | CH-C6 | 472 | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C7 | 473 | ||
Till Cobble | 2 | Quaternary | Calhoun | CH-C8 | 475 | ||
Till Cobble | 3 | Quaternary | Henry | HN-I1 | 312 | T | |
Till Cobble | 3 | Quaternary | Henry | HN-I1+ | 312 | + | T |
Till Cobble | 3 | Quaternary | Humboldt | HB-A | |||
Till Cobble | 3 | Quaternary | Humboldt | HB-A+ | + | ||
Till Cobble | 3 | Quaternary | Marion | MA-A1+ | 233 | + | S |
Till Cobble | 3 | Quaternary | Marion | MA-A2 | |||
Till Cobble | 3 | Quaternary | Marion | MA-A2+ | + | ||
Till Cobble | 3 | Quaternary | Marion | MA-A3 | |||
Till Cobble | 3 | Quaternary | Marion | MA-A3+ | + | ||
Till Cobble | 3 | Quaternary | Marion | MA-B1 | |||
Till Cobble | 3 | Quaternary | Marion | MA-B1+ | 261 | + | S |
Till Cobble | 3 | Quaternary | Marion | MA-B2 | 426 | S | |
Till Cobble | 3 | Quaternary | Marion | MA-B2+ | 426 | + | S |
Till Cobble | 3 | Quaternary | Marion | MA-B3 | 427 | S | |
Till Cobble | 3 | Quaternary | Marion | MA-B4 | 428 | S | |
Till Cobble | 3 | Quaternary | Marion | MA-B4+ | 428 | + | S |
Till Cobble | 4 | Quaternary | Sac | SA-A1 | 505 | ||
Till Cobble | 4 | Quaternary | Sac | SA-A1+ | 505 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-A2 | 525 | ||
Till Cobble | 4 | Quaternary | Sac | SA-A2+ | 525 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-A3 | 532 | ||
Till Cobble | 4 | Quaternary | Sac | SA-A3+ | 532 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-B1 | 506 | ||
Till Cobble | 4 | Quaternary | Sac | SA-B1+ | 506 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-B2 | 526 | ||
Till Cobble | 4 | Quaternary | Sac | SA-B2+ | 526 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-C | 527 | ||
Till Cobble | 4 | Quaternary | Sac | SA-C+ | 527 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-D1 | 528 | ||
Till Cobble | 4 | Quaternary | Sac | SA-D1+ | 528 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-D2 | 529 | ||
Till Cobble | 4 | Quaternary | Sac | SA-D2+ | 529 | + | |
Till Cobble | 4 | Quaternary | Sac | SA-D3 | 530 | ||
Till Cobble | 4 | Quaternary | Sac | SA-D3+ | 530 | ||
Till Cobble | 4 | Quaternary | Sac | SA-D4 | |||
Till Cobble | 5 | Quaternary | Sac | SA-D5 | |||
Till Cobble | 5 | Quaternary | Sac | SA-E | 531 | ||
Till Cobble | 5 | Quaternary | Sac | SA-E+ | 531 | + | |
Till Cobble | 5 | Quaternary | Sac | SA-F1 | 532 | ||
Till Cobble | 5 | Quaternary | Sac | SA-F1+ | 532 | + | |
Till Cobble | 5 | Quaternary | Sac | SA-F2 | |||
Till Cobble | 5 | Quaternary | Sac | SA-F2+ | + | ||
Till Cobble | 5 | Quaternary | Sac | SA-F3 | |||
Till Cobble | 5 | Quaternary | Sac | SA-F3+ | + | ||
Till Cobble | 5 | Quaternary | Sac | SA-F4 | |||
Till Cobble | 5 | Quaternary | Sac | SA-F4+ | + | ||
Till Cobble | 6 | Quaternary | Story | SR-C12 | 228 | ||
Till Cobble | 6 | Quaternary | Story | SR-C13+ | 229 | + | |
Till Cobble | 6 | Quaternary | Story | SR-C14+ | 230 | + | |
Till Cobble Chalcedony | 3 | Quaternary | Marion | MA-B5 | 429 | S | |
Till Cobble Chalcedony | 3 | Quaternary | Marion | MA-B5+ | 429 | + | S |
Till Cobble Chalcedony | 4 | Quaternary | Marion | MA-B7 | 431 | S | |
Till Cobble Chalcedony | 4 | Quaternary | Marion | MA-B7+ | 431 | + | S |
Till Cobble Chert | 3 | Quaternary | Marion | MA-B6 | 430 | S | |
Till Cobble Chert | 4 | Quaternary | Marion | MA-B6+ | 430 | + | S |
Till Cobble Dolomitic | 6 | Quaternary | Story | SR-K2+ | 241 | + | T |
Grand Meadow | 19 | Devonian (Middle) | Hardin | HA-C | 445 | ||
Grand Meadow | 19 | Devonian (Middle) | Hardin | HA-C+ | 445 | + | |
Grand Meadow | 19 | Devonian (Middle) | Howard | HW-A | 114 | Q | |
Grand Meadow | 19 | Devonian (Middle) | Howard | HW-A+ | 114 | + | Q |
Hematite | 9 | Pennsylvanian | Van Buren | VB-L | 118 | ||
Hemetite | 9 | Pennsylvanian | Van Buren | VB-L+ | 118 | + | |
Hertha | 8 | Pennsylvanian | Union | UN-A1 | 165 | Q | |
Hertha | 8 | Pennsylvanian | Union | UN-A1+ | 165 | + | Q |
Hertha (Bottom) | 8 | Pennsylvanian | Pottawattamie | PW-A2 | 144 | Q | |
Hertha (Bottom) | 8 | Pennsylvanian | Pottawattamie | PW-A2+ | 144 | + | Q |
Hertha (Top) | 8 | Pennsylvanian | Pottawattamie | PW-A1 | 147 | Q | |
Hertha (Top) | 8 | Pennsylvanian | Pottawattamie | PW-A1+ | 147 | + | Q |
Hopkinton | 21 | Silurian (Lower) | Clayton | CT-B | 57 | C | |
Hopkinton | 21 | Silurian (Lower) | Clayton | CT-B+ | 57 | + | C |
Hopkinton | 21 | Silurian (Lower) | Clayton | CT-F | 66 | C | |
Hopkinton | 21 | Silurian (Lower) | Clayton | CT-F+ | 66 | + | C |
Hopkinton | 21 | Silurian (Lower) | Clayton | CT-J | 482 | ||
Hopkinton | 21 | Silurian (Lower) | Clayton | CT-J+ | 482 | + | |
Hopkinton | 21 | Silurian (Lower) | Delaware | DW-E | 454 | ||
Hopkinton | 21 | Silurian (Lower) | Delaware | DW-E+ | 454 | + | C |
Hopkinton | 21 | Silurian (Lower) | Delaware | DW-G | 509 | ||
Hopkinton | 21 | Silurian (Lower) | Delaware | DW-G+ | 509 | + | |
Hopkinton | 21 | Silurian (Lower) | Delaware | DW-H | 510 | ||
Hopkinton | 21 | Silurian (Lower) | Delaware | DW-H+ | 510 | + | |
Hopkinton | 21 | Silurian (Lower) | Dubuque | DB-H | 289 | C | |
Hopkinton | 21 | Silurian (Lower) | Dubuque | DB-H+ | 289 | + | C |
Hopkinton | 21 | Silurian (Lower) | Dubuque | DB-I | 291 | O | |
Hopkinton | 21 | Silurian (Lower) | Dubuque | DB-I+ | 291 | + | O |
Hopkinton | 21 | Silurian (Lower) | Jackson | JK-B | 288 | R | |
Hopkinton | 21 | Silurian (Lower) | Jackson | JK-B+ | 288 | + | R |
Hopkinton | 21 | Silurian (Lower) | Jackson | JK-J | 491 | ||
Hopkinton | 21 | Silurian (Lower) | Jackson | JK-J+ | 491 | + | |
Hopkinton | 21 | Silurian (Lower) | Jones | JN-C | 443 | Q | |
Hopkinton | 21 | Silurian (Lower) | Jones | JN-C+ | 443 | + | Q |
Hopkinton | 21 | Silurian (Lower) | Jones | JN-F | 492 | ||
Hopkinton | 21 | Silurian (Lower) | Jones | JN-F+ | 492 | + | |
Kakabeca | 6 | Quaternary | Webster | WB-B | 477 | ||
Kakabeca | 6 | Quaternary | Webster | WB-B+ | 477 | + | |
Kenwood Member | 19 | Devonian (Lower) | Johnson | JH-E | 446 | ||
Kenwood Member | 19 | Devonian (Lower) | Johnson | JH-E+ | 446 | + | |
Keokuk | 12 | Mississippian (Middle) | Appanoose | AN-A | 479 | ||
Keokuk | 12 | Mississippian (Middle) | Appanoose | AN-A+ | 479 | + | |
Keokuk | 12 | Mississippian (Middle) | Henry | HN-E | 266 | O | |
Keokuk | 12 | Mississippian (Middle) | Henry | HN-E+ | 266 | + | O |
Keokuk | 12 | Mississippian (Middle) | Henry | HN-F | 306 | O | |
Keokuk | 12 | Mississippian (Middle) | Henry | HN-F+ | 306 | + | O |
Keokuk | 12 | Mississippian (Middle) | Henry | HN-M | 504 | ||
Keokuk | 12 | Mississippian (Middle) | Henry | HN-M+ | 504 | + | |
Keokuk | 12 | Mississippian (Middle) | Lee | LE-A | 78 | C | |
Keokuk | 12 | Mississippian (Middle) | Lee | LE-A+ | 78 | + | C |
Keokuk | 13 | Mississippian (Middle) | Lee | LE-B | 79 | Q | |
Keokuk | 13 | Mississippian (Middle) | Lee | LE-B+ | 79 | + | Q |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-A+ | 149 | + | S |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-H | 123 | S | |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-H+ | 123 | + | S |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-I | 124 | O | |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-I+ | 124 | + | O |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-K | 205 | O | |
Keokuk | 13 | Mississippian (Middle) | Van Buren | VB-K+ | 205 | + | O |
Knife River Flint | 3 | Quaternary | Crawford | CF-A | 143 | T | |
Knife River Flint | 3 | Quaternary | Kossuth | KH-A | 251 | T | |
Maynes Creek Cream | 16 | Mississippian (Lower) | Butler | BT-A1 | 85 | O | |
Maynes Creek Cream | 16 | Mississippian (Lower) | Butler | BT-A1+ | 85 | + | O |
Maynes Creek Cream | 16 | Mississippian (Lower) | Franklin | FN-A+ | 131 | + | Q |
Maynes Creek Cream | 16 | Mississippian (Lower) | Franklin | FN-B | 116 | O | |
Maynes Creek Cream | 15 | Mississippian (Lower) | Franklin | FN-B+ | 116 | + | O |
Maynes Creek Cream | 16 | Mississippian (Lower) | Grundy | GN-A | 2 | O | |
Maynes Creek Cream | 16 | Mississippian (Lower) | Grundy | GN-A+ | 2 | + | O |
Maynes Creek Cream | 16 | Mississippian (Lower) | Grundy | GN-C+ | 121 | + | O |
Maynes Creek Cream | 17 | Mississippian (Lower) | Hardin | HA-A3+ | 134 | + | O |
Maynes Creek Cream | 17 | Mississippian (Lower) | Hardin | HA-B2+ | 132 | + | O |
Maynes Creek Cream | 17 | Mississippian (Lower) | Henry | HN-I2 | 309 | T | |
Maynes Creek Cream | 17 | Mississippian (Lower) | Henry | HN-I2+ | 309 | + | T |
Maynes Creek Cream | 17 | Mississippian (Lower) | Henry | HN-3I | 311 | T | |
Maynes Creek Cream | 17 | Mississippian (Lower) | Henry | HN-3I+ | 311 | + | T |
Maynes Creek Cream | 17 | Mississippian (Lower) | Marshall | MR-C | 279 | ||
Maynes Creek Cream | 17 | Mississippian (Lower) | Marshall | MR-C+ | 279 | + | |
Maynes Creek Cream | 17 | Mississippian (Lower) | Tama | TM-A2 | 140 | Q | |
Maynes Creek Cream | 17 | Mississippian (Lower) | Tama | TM-A2+ | 140 | + | Q |
Maynes Creek Cream | 18 | Mississippian (Lower) | Tama | TM-C1 | 84 | Q | |
Maynes Creek Cream | 18 | Mississippian (Lower) | Tama | TM-C1+ | 84 | + | Q |
Maynes Creek Fossiliferous | 16 | Mississippian (Lower) | Butler | BT-A2+ | 130 | + | O |
Maynes Creek Fossiliferous | 16 | Mississippian (Lower) | Grundy | GN-D | 1 | O | |
Maynes Creek Fossiliferous | 16 | Mississippian (Lower) | Grundy | GN-D+ | 1 | + | O |
Maynes Creek Fossiliferous | 17 | Mississippian (Lower) | Marshall | MR-B1 | 82 | O | |
Maynes Creek Fossiliferous | 17 | Mississippian (Lower) | Marshall | MR-B1+ | 82 | + | O |
Maynes Creek Fossiliferous | 17 | Mississippian (Lower) | Tama | TM-B2+ | 138 | + | Q |
Maynes Creek Fossiliferous | 18 | Mississippian (Lower) | Tama | TM-C2+ | 141 | + | |
Maynes Creek Gray | 16 | Mississippian (Lower) | Grundy | GN-B | 86 | O | |
Maynes Creek Gray | 17 | Mississippian (Lower) | Marshall | MR-B2 | 139 | O | |
Maynes Creek Gray | 17 | Mississippian (Lower) | Marshall | MR-B2+ | 139 | + | O |
Maynes Creek Gray | 17 | Mississippian (Lower) | Tama | TM-A1+ | 122 | + | Q |
Maynes Creek Gray | 17 | Mississippian (Lower) | Tama | TM-B1 | 83 | Q | |
Maynes Creek Gray | 17 | Mississippian (Lower) | Tama | TM-B1+ | 83 | + | Q |
Maynes Creek Gray | 18 | Mississippian (Lower) | Tama | TM-C3+ | 142 | + | |
Maynes Creek Gray | 16 | Mississippian (Lower) | Grundy | GN-B+ | 86 | + | O |
Maynes Creek Green | 17 | Mississippian (Lower) | Hardin | HA-A2+ | 135 | + | O |
Maynes Creek Green | 17 | Mississippian (Lower) | Marshall | MR-A | 129 | S | |
Maynes Creek Green | 17 | Mississippian (Lower) | Marshall | MR-A+ | 129 | + | S |
Maynes Creek Speckled | 16 | Mississippian (Lower) | Grundy | GN-E1+ | 136 | + | Q |
Maynes Creek Speckled | 16 | Mississippian (Lower) | Grundy | GN-E2+ | 137 | + | Q |
Maynes Creek Speckled | 16 | Mississippian (Lower) | Hardin | HA1 | 3 | ||
Maynes Creek Speckled | 17 | Mississippian (Lower) | Hardin | HA1+ | 3 | + | |
Maynes Creek Speckled | 17 | Mississippian (Lower) | Hardin | HA-B3 | 133 | O | |
Maynes Creek Speckled | 17 | Mississippian (Lower) | Hardin | HA-B3+ | 133 | + | O |
Mississippian Chalcedonic | 15 | Mississippian (Lower) | Story | SR-B2 | 215 | O | |
Mississippian Chalcedonic | 15 | Mississippian (Lower) | Story | SR-B2+ | 215 | + | O |
Mississippian Chalcedonic | 15 | Mississippian (Lower) | Story | SR-C1 | 216 | T | |
Mississippian Chalcedonic | 15 | Mississippian (Lower) | Story | SR-C1+ | 216 | + | T |
Mississippian Chalcedonic | 15 | Mississippian (Lower) | Story | SR-G | 236 | O | |
Mississippian Chalcedonic | 15 | Mississippian (Lower) | Story | SR-G+ | 236 | + | O |
Mississippian Chalcedonic Nodular | 15 | Mississippian (Lower) | Story | SR-H | 237 | S | |
Mississippian Chalcedonic Nodular | 15 | Mississippian (Lower) | Story | SR-L1 | 242 | O | |
Mississippian Chalcedonic Nodular | 16 | Mississippian (Lower) | Story | SR-L2 | 243 | O | |
Mississippian Chalcedonic Nodular | 16 | Mississippian (Lower) | Story | SR-L2+ | 243 | + | O |
Mississippian Chalcedonic Nodular | 16 | Mississippian (Lower) | Story | SR-L3 | 244 | ||
Mississippian Chalcedonic Nodular | 16 | Mississippian (Lower) | Story | SR-L3+ | 244 | + | |
Mississippian Tabular | 15 | Mississippian (Lower) | Story | SR-E | 234 | O | |
Mississippian Tabular | 15 | Mississippian (Lower) | Story | SR-E+ | 234 | + | O |
Mississippian Tabular Dolomitic | 15 | Mississippian (Lower) | Story | SR-C2 | 231 | T | |
Mississippian Tabular Dolomitic | 15 | Mississippian (Lower) | Story | SR-C2+ | 231 | + | T |
Mississippian Tabular Dolomitic | 15 | Mississippian (Lower) | Story | SR-I1 | 238 | S | |
Mississippian Tabular Dolomitic | 15 | Mississippian (Lower) | Story | SR-I1+ | 238 | + | S |
Mississippian Tabular Dolomitic | 15 | Mississippian (Lower) | Story | SR-I2 | 253 | S | |
Mississippian Tabular Dolomitic | 15 | Mississippian (Lower) | Story | SR-I2+ | 253 | + | S |