Manuels River Formation
| Manuels River Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Unit of | Harcourt Group |
| Underlies | Elliott's Cove Formation |
| Overlies | Chamberlains Brook Formation |
| Thickness | 27.5 m (90 ft) (Random Island) |
| Location | |
| Country | Canada |
Manuels River Formation is a Middle Cambrian (Drumian) geological formation cropping out in the Random Island area of Newfoundland and elsewhere?. Its black/dark brown, finely laminated mudstones and thicker-bedded siltstones are occasionally interrupted by thin yellowish silty limestone horizons.