Crown Hill Formation

Crown Hill Formation
Stratigraphic range: 550 Ma
↓
Type Formation
Unit of Musgravetown Group[1]
Underlies
Lithology
Primary Volcanic non-marine
Location
Region Newfoundland
Country Canada

Occurrence in southeast Newfoundland

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]

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, Hurrican Brook Mmbr[5]

References

  1. ↑ http://geoatlas.gov.nl.ca/Default.htm
  2. 1 2 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. ↑ http://gis.gov.nl.ca/minesen/geofiles/display.asp?lit_type_txt=all%20Document%20Types&pageCt=1&lit_type=0&local_file=002C/0058; http://geoatlas.gov.nl.ca/Default.htm
  4. ↑ Fletcher, T. P. (2006). "Bedrock geology of the Cape St. Mary's Peninsula, southwest Avalon Peninsula, Newfoundland" (PDF): 117.
  5. ↑ (PDF) http://www.nr.gov.nl.ca/nr/mines/geoscience/publications/report06_02.pdf. Missing or empty |title= (help)


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