Coldwater Beds
Geologic formation in British Columbia, Canada / From Wikipedia, the free encyclopedia
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Not to be confused with Coldwater Sandstone.
The Coldwater Beds are a geologic formation of the Okanagan Highlands in British Columbia, Canada. They preserve fossils dating back to the Ypresian stage of the Eocene period, or Wasatchian in the NALMA classification.[1]
Quick Facts Type, Unit of ...
Coldwater Beds | |
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Stratigraphic range: Ypresian (Wasatchian) ~51.9–51.1 Ma | |
Type | Formation |
Unit of | Kamloops Group |
Sub-units | Merritt & Quilchena coal basins |
Overlies | Nicola Group |
Thickness | 230 m (750 ft) |
Lithology | |
Primary | Mudstone |
Other | Shale, tuff, coal |
Location | |
Coordinates | 50.1°N 120.5°W / 50.1; -120.5 |
Approximate paleocoordinates | 54.8°N 103.5°W / 54.8; -103.5 |
Region | British Columbia |
Country | Canada |
Extent | Okanagan Highlands |
Type section | |
Named for | Coldwater River |
Named by | Dawson |
Year defined | 1895 |
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The formation comprises mudstones, shales and tuffs deposited in a lacustrine environment and has provided many insect fossils, as well as indeterminate birds and fossil flora.[2]