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The Earth is formed.
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Saskatchewan is part of a large ancient continent (supercontinent).
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The ancient supercontinent breaks up, a large ocean is created.
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Volcanos in Saksatchewan.
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Wathaman Batholith (an intrusion of magma under the surface).
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-Orogeny (mountain building) Trans-Hudson Orogen.
-Earth changes from an anoxygenic environment to an oxygenic environment.
-Martin Sandstone is deposited with Stromatolites (mounds created by blue-green algae). -
Erosion of the mountains.
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Uranium deposited.
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Also the Phanerozoic Eon and the Paleozoic Era, Saskatchewan is covered by the epicontenental Sauk Sea,
Hard shelled invertebrates exist including Trilobites. -
Saskatchewan is covered by the epicontenental Sauk Sea,
Hard shelled invertebrates exist including Trilobites. -
Metorite hits Saskatchewan, leaving behind the Carswell Meteorite Crater.
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Tyndall Stone deposited as massive limestone.
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Winnipegosis Reeds are deposited, later to become a trap for oil deposits.
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Potash is deposited in the shallow sea that covers Saskatchewan.
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First amphibians.
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Also the Mesozoic Era.
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Mass extinction in the oceans, 90% of the species disappear.
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First dinosaurs.
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First mammals.
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Saskatchewan is again covered by a shallow sea.
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Diamonds are brought to the surface of Saskatchewan in volcanic pipes.
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Shallow sea begins to retreat.
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-Swamps, rivers and lakes form the badlands.
-Lignite (brown coal) is formed from the plants deposited in swamps. -
Triceratops roam Saskatchewan.
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-Also the Cenozoic Era and Paleocene Epoch.
-Extinction of the dinosaurs. -
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Climate changes, Saskatchewan plateau develops.
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Also the PLEISTOCENE Epoch. The Ice Age begins, covering all of Saskatchewan except for the Cypress Hills Area.
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Bison come to North America.
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Humans come to North America.
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Orgin of the Praries.
