Manuels River Formation

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: Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N
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