DEM (0)
| 4128 - 261 |
DevonianShale (1)
| 1026 - -4096 |
UpperOrdovician (2)
| 1019 - -7160 |
CopperRidgeDolomite (3)
| -647 - -11778 |
EauClaireFormation (4)
| -1544 - -14552 |
PrecambrianUnconformity (5)
| -1984 - -30230 |
HighBridgeGroup (6)
| 761 - -8045 |
PaleozoicErabedrock (7)
| 444 - -1439 |
BigLime (8)
| 1246 - -1920 |
BasePennsylvanian (9)
| 1510 - -1419 |
SpringfieldCoal (10)
| 576 - -803 |
ElkhornCoalZone (11)
| 2209 - 168 |
|