N saskatchewan farm 628x314

Saskatchewan Time Scale

By lizglenn
  • 1 CE

    Origin of the prairies.

  • 2

    Ice age begins, covering SK except for the Cypress Hills area Diamonds covered by glacial till

  • 2

    Humans come to North America.

  • 2

    Quaternary Period

    Pleistocene - 2
    Holocene- 0.01
  • 5

    Bison come to North America.

  • 50

    Climate changes, Saskatchewan plateau develops.

  • 65

    Extinction of the dinosaurs.

  • 65

    Cenozoic Era

    Tertiary Period: Paleocene -65
    Eocene - 55
    Oligocene -34
    Miocene- 23
    Miocene-5
  • 66

    Triceratops roam SK.

  • 70

    Lignite (brown coal) is formed from the plants deposited in swamps.

  • 75

    Shallow sea begins to retreat.

  • 100

    Diamonds are brought to the surface of SK in volcanic pipes.

  • 213

    SK is again covered by a shallow sea.

  • First mammals.
    220

    First mammals.

  • First dinosaurs.
    245

    First dinosaurs.

  • 248

    Mass extinction in the oceans, 90% of the species disappear.

  • 253

    Mesozoic Era

    Triassic - 253
    Jurassic -200
    Cretaceous- 144
  • 300

    Permian Period

  • 355

    First amphibians.

  • 360

    Carboniferous Period

  • 385

    Potash is deposited in the shallow sea that covers SK.

  • 390

    Winnipegosis Reefs are deposited, later to become a trap for oil deposits.

  • 418

    Devonian Period

  • 433

    Silurian Period

  • 470

    Tyndall Stone deposited as massive limestone.

  • 478

    Meteorite hits SK, leaving behind the Carswell Meteorite Crater.

  • 489

    Ordovician Period

  • 544

    Saskatchewan is covered by the epicontinental Sauk Sea hard shelled invertebrates including Trilobites.

  • 544

    Phanerozoic Eon

    Paleozoic Era
    Cambrian Period
  • Urainium deposited.
    1300

    Urainium deposited.

  • Erosion of the mountains.

    Erosion of the mountains.

  • 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)

  • Wathaman Batholith (an intrusion of magma under the surface.)

  • Volcanoes in Saskatchewan

  • Break up of the ancient continent, creation of a large ocean .

  • Saskatchewan is part of a large ancient continent.

  • Proterozoic

  • Earth is formed.

  • Archean