Shaunavon Formation | |
---|---|
Stratigraphic range: | |
Type | Geological formation |
Sub-units | Upper Shaunavon Lower Shaunavon |
Underlies | Sawtooth Formation |
Overlies | Gravelbourg Formation |
Thickness | up to 48 metres (160 ft)[1] |
Lithology | |
Primary | Limestone |
Other | Sandstone, shale |
Location | |
Coordinates | 49°27′50″N 107°30′50″W / 49.464°N 107.514°W |
Region | WCSB |
Country | Canada |
Type section | |
Named for | Shaunavon, Saskatchewan |
Named by | R.L. Milner and G.E. Thomas, 1954 |
The Shaunavon Formation is a stratigraphical unit of Bathonian age in the Western Canadian Sedimentary Basin.
It takes the name from the town of Shaunavon, and was first described in the Tidewater A.O. Eastend Crown No. 1 well, drilled south-west of the settlement, by R.L. Milner and G.E. Thomas in 1954.[2]
lexicon
was invoked but never defined (see the help page).