Young's Cove Group is a

stratigraphic group In geology, a group is a lithostratigraphic unit consisting of a series of related formations that have been classified together to form a group. Formations are the fundamental unit of stratigraphy. Groups may sometimes be combined into superg ...

covering the

Ediacaran The Ediacaran ( ) is a geological period of the Neoproterozoic geologic era, Era that spans 96 million years from the end of the Cryogenian Period at 635 Million years ago, Mya to the beginning of the Cambrian Period at 538.8 Mya. It is the last ...

Cambrian The Cambrian ( ) is the first geological period of the Paleozoic Era, and the Phanerozoic Eon. The Cambrian lasted 51.95 million years from the end of the preceding Ediacaran period 538.8 Ma (million years ago) to the beginning of the Ordov ...

boundary (in the

Chapel Island Formation The Chapel Island Formation is a sedimentary formation from the Burin Peninsula, Newfoundland, Canada. It is a succession of siliciclastic deposits, over thick, that were deposited during the latest Ediacaran and earliest Cambrian. Stratigraph ...

, cropping out on the

Burin Peninsula The Burin Peninsula ( ) is a peninsula located on the south coast of the island of Newfoundland (island), Newfoundland in the province of Newfoundland and Labrador. Marystown is the largest population centre on the peninsula.Statistics Canada. 201 ...

and elsewhere in

Newfoundland Newfoundland and Labrador is the easternmost province of Canada, in the country's Atlantic region. The province comprises the island of Newfoundland and the continental region of Labrador, having a total size of . As of 2025 the population ...

. The

Rencontre Formation The Rencontre Formation (locally pronounced Rown-Counter) is a geological formation just below the Cambrian-Ediacaran boundary in Newfoundland, deposited in a fault-bounded enclosed basin. Uranium–lead dating, U-Pb dates obtained just below it ...

is sometime included in this group, sometimes in the Long Harbour Group. That formation overlies volcanic rocks dated to .

References

{{geology-stub Ediacaran Newfoundland and Labrador Cambrian Newfoundland and Labrador Geologic groups of Newfoundland and Labrador