Holland Quarry Shale
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| Holland Quarry Shale | |
|---|---|
| Stratigraphic range: Devonian | |
 Eurypterids of the Devonian Holland Quarry Shale | |
| Type | Formation |
| Underlies | Detroit River Group and Sylvania Sandstone |
| Location | |
| Region | Ohio |
| Country | United States |
The Holland Quarry Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.
