Woodbury Formation
The Woodbury Formation is a Mesozoic geologic formation in New Jersey, United States. It primarily consists of massive dark gray clays and silts with carbonized wood fragments and pyrite, deposited in a marine setting.
| Woodbury Formation | |
|---|---|
| Stratigraphic range: Early Campanian, | |
| Type | Geological formation |
| Underlies | Englishtown Formation |
| Overlies | Merchantville Formation |
| Thickness | 15 m |
| Lithology | |
| Primary | Clay, Silt |
| Other | Sand |
| Location | |
| Region | New Jersey |
| Country | United States |
The remains of the dinosaur Hadrosaurus have been recovered from this formation.
Using radio isotope dating of bivalve shells, the formation has been dated to between 80.5 and 78.5 million years ago.
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