Manuels River Formation is a Middle Cambrian (Drumian) geological formation cropping out in the Random Island area of Newfoundland[1] and elsewhere?. Its black/dark brown, finely laminated mudstones and thicker-bedded siltstones are occasionally interrupted by thin yellowish silty limestone horizons.
| Manuels River Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Unit of | Harcourt Group[1] |
| Underlies | Elliott's Cove Formation |
| Overlies | Chamberlains Brook Formation |
| Thickness | 27.5 m (90 ft) (Random Island)[1] |
| Location | |
| Country |  Canada |
Fossil content edit
Recorded fossils include Clarella venusta (Billings, 1872) and Mawddachites hicksii (Salter, 1864).[1]
References edit
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