Crown Hill Formation is a late Ediacaran volcanic non-marine sedimentary formation in Newfoundland.[3] It's topped off with a bright red conglomerate, with silt and arkose sands of similar hue too.[4]

Crown Hill Formation
Stratigraphic range: 550 Ma
TypeFormation
Unit ofMusgravetown Group[1]
Underlies
Lithology
PrimaryVolcanic non-marine
Location
RegionNewfoundland
CountryCanada

Occurrence in southeast Newfoundland

It's subdivided into nine facies, including (on Random Island) Brook Point, Duntara Harbour, Red Cliff (with Bluye Point Horizon subfacies') and Broad Head.[2] (on Cape St Mary's) Cross Pt Member, Hurricane Brook Mmbr[4]

References

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  1. ^ "Newfoundland and Labrador Geoscience Atlas". geoatlas.gov.nl.ca.
  2. ^ a b Normore, L. S. 2012: GEOLOGY OF THE RANDOM ISLAND MAP AREA (Nts 2C/04), Newfoundland. Current Research (2012) Newfoundland and Labrador Department of Natural Resources Geological Survey Report 12-:121–145.
  3. ^ "Mines and Energy - GeoFiles Search Results".
  4. ^ a b Fletcher, T. P. (2006). "Bedrock geology of the Cape St. Mary's Peninsula, southwest Avalon Peninsula, Newfoundland" (PDF). p. 117.