Blomidon Formation
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The Blomidon Formation is a unit of
Upper Triassic The Late Triassic is the third and final epoch of the Triassic Period in the geologic time scale, spanning the time between Ma and Ma (million years ago). It is preceded by the Middle Triassic Epoch and followed by the Early Jurassic Epoch. T ...
(
Norian The Norian is a division of the Triassic geological period, Period. It has the rank of an age (geology), age (geochronology) or stage (stratigraphy), stage (chronostratigraphy). It lasted from ~227.3 to Mya (unit), million years ago. It was prec ...
Rhaetian The Rhaetian is the latest age (geology), age of the Triassic period (geology), Period (in geochronology) or the uppermost stage (stratigraphy), stage of the Triassic system (stratigraphy), System (in chronostratigraphy). It was preceded by the N ...
)
sedimentary rock Sedimentary rocks are types of rock (geology), rock formed by the cementation (geology), cementation of sediments—i.e. particles made of minerals (geological detritus) or organic matter (biological detritus)—that have been accumulated or de ...
s, which outcrops in
Nova Scotia Nova Scotia is a Provinces and territories of Canada, province of Canada, located on its east coast. It is one of the three Maritime Canada, Maritime provinces and Population of Canada by province and territory, most populous province in Atlan ...
. At outcrop they reach a maximum thickness of , but up to has been proven from well data and a thickness of up to has been inferred from seismic reflection data. It overlies the mainly
Carnian The Carnian (less commonly, Karnian) is the lowermost stage (stratigraphy), stage of the Upper Triassic series (stratigraphy), Series (or earliest age (geology), age of the Late Triassic Epoch (reference date), Epoch). It lasted from 237 to 227.3 ...
Wolfville Formation The Wolfville Formation is a Triassic geologic formation of Nova Scotia. The formation is of Carnian to early Norian age. Fossils of small land vertebrates have been found in the formation, including procolophonid and early archosauromorph rep ...
and underlies the North Mountain Basalt. The type section is exposed between
Cape Blomidon Cape Blomidon ( ) is a headland located on the Bay of Fundy coast of the Canadian province of Nova Scotia. Location Cape Blomidon is located in Kings County at the northeast edge of the Blomidon Peninsula. Its geology largely comprises sedi ...
() and Paddy Island ().


References

{{Reflist Geologic formations of Nova Scotia Triassic Nova Scotia Geologic formations of New Brunswick Sandstone formations of Canada