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The northeastern basement complex contains rocks which date 2.44 billion years ago. All of the map is Precambrian in age. [37] [38] Map1 Glacial limits in North America of the glaciations. [28] Map Aerial photo of Crestwynd which is east of Old Wives Lake and west of Cactus Hills. The aerial photo shows ridges from north est to southeast.
The Western Canada Sedimentary Basin (WCSB) [1] [2] underlies 1.4 million square kilometres (540,000 sq mi) of Western Canada including southwestern Manitoba, southern Saskatchewan, Alberta, northeastern British Columbia and the southwest corner of the Northwest Territories.
The Flin Flon greenstone belt, also referred to as the Flin Flon – Snow Lake greenstone belt, is a Precambrian greenstone belt located in the central area of Manitoba and east-central Saskatchewan, Canada (near Flin Flon). It lies in the central portion of the Trans-Hudson orogeny and was formed by arc volcanism during the Paleoproterozoic ...
The Cypress Hills Formation is a stratigraphic unit of middle Eocene to early Miocene age [4] in the Western Canada Sedimentary Basin.It is named for the Cypress Hills of southeastern Alberta and southwestern Saskatchewan and was first described from outcrops on the slopes of the Cypress Hills in 1930. [3]
The Ravenscrag Formation is a stratigraphic unit of early Paleocene age in the Western Canada Sedimentary Basin. [2] It was named for the settlement of Ravenscrag, Saskatchewan, and was first described from outcrops at Ravenscrag Butte near the Frenchman River by N.B. Davis in 1918.
Carswell is an impact structure within the Athabasca Basin of the Canadian Shield in northern Saskatchewan, Canada. [1] It is 39 kilometres (24 mi) in diameter and the age is estimated to be 115 ± 10 million years (Lower Cretaceous). The impact structure is exposed at the surface. Landsat image with crater structure overlain.
Wood Mountain Hills [1] are a hilly plateau in the Canadian province of Saskatchewan.The hills are located in the southern part of the province and are part of the Missouri Coteau, which is part of the Laurentian Divide between the watersheds of the Hudson Bay drainage basin of the Arctic Ocean and the Gulf of Mexico of the Atlantic Ocean. [2]
Gow is an impact crater in Saskatchewan, Canada. It is 5 km (3 mi) in diameter and the age is estimated to be less than 250 million years (Triassic or later). The crater contains a classic crater lake (Gow Lake [1]) with an island (Calder Island) formed by the central uplift. [2] [3] It is the smallest known crater in Canada with an uplift ...