The Rocky Harbour Formation is a
formation
Formation may refer to:
Linguistics
* Back-formation, the process of creating a new lexeme by removing or affixes
* Word formation, the creation of a new word by adding affixes
Mathematics and science
* Cave formation or speleothem, a secondary ...
cropping out in
Newfoundland
Newfoundland and Labrador (; french: Terre-Neuve-et-Labrador; frequently abbreviated as NL) is the easternmost province of Canada, in the country's Atlantic region. The province comprises the island of Newfoundland and the continental region ...
. Its depositional setting was deltaic, with sediments showing the influence of tides and waves.
Facies from top to bottom
As reported in
* Herring Cove
:
Peperite
A peperite is a type of volcaniclastic rock consisting of sedimentary rock that contains fragments of younger igneous material and is formed when magma comes into contact with wet sediments. The term was originally used to describe rocks from th ...
* Kings Cove Lighthouse
:Purple to pink medium/coarse sandstones with rip-up clasts
* Kings Cove North
:Wave-influenced, light grey/green/yellow fissile siltstone (weathering white); laminated; interbedding with fine ssts.
* Monk Bay
:Dark grey trough-crossbedded and rippled sandstones; poor sorting, coarse to fine grains.
* Cape Bonavista
:Crossbedded coarse pink arkosic sandstones
Type section
Ford's Harbour (previously known (or mapped) as Rocky Harbour).
[Normore, L.S. (2012). Geology of the Random Island map area (NTS 2C/04), Newfoundland. Curr. Res. Newfoundl. Labrador Dep. Nat. Resour. Geol. Surv. Report 12-1, 121–145.]
References
{{Canada-geologic-formation-stub
Ediacaran Newfoundland and Labrador