Churchill River Group | |
---|---|
Stratigraphic range: Ordovician | |
Type | Group |
Location | |
Region | Manitoba |
Country | Canada |
The Churchill River Group is a geologic group in Manitoba. It preserves fossils dating back to the Ordovician period.
The Detroit River Group is a geologic group in Michigan and Ohio. It preserves fossils dating back to the Devonian period.
The Conemaugh Group is a geologic group in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous period.
The Cincinnati Group is a geologic group in Kentucky, Ohio and Indiana. It is Upper Ordovician.
The Golconda Formation is a geologic formation in Kentucky. It preserves fossils dating back to the Carboniferous period. In Indiana, the Golconda, it is called the Golconda Limestone and is part of the Stephensport Group.
The Elm Point Formation is a geologic formation in Manitoba. It preserves fossils dating back to the Devonian period.
The Manitoba Limestone is a geologic formation in Manitoba. It preserves fossils dating back to the Devonian period.
The Portage Chute Formation is a geologic formation in Manitoba. It preserves fossils dating back to the Ordovician period.
The Chasm Creek Formation is a geologic formation in Manitoba. It preserves fossils dating back to the Ordovician period.
The Caution Creek Formation is a geologic formation in Manitoba. It preserves fossils dating back to the Ordovician period.
The Red Head Rapids Formation is a geologic formation in Manitoba. It preserves fossils dating back to the Ordovician period.
The Atikameg Dolomite is a geologic formation in Manitoba. It preserves fossils dating back to the Silurian period.
The Cross Lake Dolomite is a geologic formation in Manitoba. It preserves fossils dating back to the Silurian period.
The East Arm Dolomite is a geologic formation in Manitoba. It preserves fossils dating back to the Silurian period.
The Fisher Branch Dolomite is a geologic formation in Manitoba. It preserves fossils dating back to the Silurian period.
The Moose Lake Dolomite is a geologic formation in Manitoba. It preserves fossils dating back to the Silurian period.
The Tunnel Mountain Formation is a geologic formation that is present on the western edge of the Western Canada Sedimentary Basin in the Canadian Rockies of western Alberta. Named after Tunnel Mountain near Banff, it was deposited during the Early Pennsylvanian sub-period of the Carboniferous period.
The Miette Group is an assemblage of metamorphosed sedimentary rocks of latest Precambrian (Neoproterozoic) age. It is present in the Canadian Cordillera from the Lake Louise area of Alberta to the Yukon. The Miette rocks include Ediacaran fossils, stromatolites, and trace fossils.
The Copper Harbor Conglomerate is a geologic formation in Michigan. It is part of the larger Oronto Group and its formation dates to the Stenian period of the Proterozoic.
The Spray River Group is a stratigraphic unit of Triassic age. It is present on the western edge of the Western Canada Sedimentary Basin in the foothills and Rocky Mountains of western Alberta. It was originally described as the Spray River Formation by E.M. Kindle in 1924 and was later raised to group status. Its type section is located in the Spray River gorge at the southern end of Sulphur Mountain.