The Blackhead Formation is an

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 ...

geological formation A geological formation, or simply formation, is a body of rock having a consistent set of physical characteristics (lithology) that distinguishes it from adjacent bodies of rock, and which occupies a particular position in the layers of rock expo ...

cropping out in Eastern

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 ...

, with five subdivisions, two of which are named: the Maddox Cove and Deadman's Bay members.

References

Ediacaran Newfoundland and Labrador Geologic formations of Newfoundland and Labrador Sandstone formations of Canada Shale formations of Canada Siltstone formations of Canada Mudstone formations of Canada {{Canada-geologic-formation-stub