| Lehman Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation |
| Unit of | Pogonip Group |
| Underlies | Eureka Quartzite |
| Overlies | Kanosh Shale |
| Lithology | |
| Primary | Shale, quartzite, limestone |
| Location | |
| Region | Great Basin [1] |
| Country | United States |
| Type section | |
| Named for | Lehman Caves |
| Named by | Lehi Hintze |
| Year defined | 1951 [2] |
The Lehman Formation is a geologic formation in Utah. It preserves fossils dating back to the Ordovician period. [3]