WebThe Birdbear Formation is a subsurface unit that is present throughout North Dakota except where truncated by post-depositional erosion. An angular unconformity is present between the Birdbear and younger strata in areas where the Three Forks Formation does not overlie the Birdbear. An isopach map of the Birdbear, constructed from drill-hole log … WebThe Birdbear Formation represents the last phase of upper Devonian carbonate sedimentation in the Williston Basin, and corresponds to the Nisku Formation of the Alberta Basin. It consists of a single, shoaling-upward, carbonate-evaporite couplet that forms a broad, pancake-like deposit over the breadth of the study area.
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WebBirdbear Formation is located at 212 S 4th St in Grand Forks, ND - Grand Forks County and is a business miscellaneous. After you do business with Birdbear Formation llc, … WebMoreover, the formation is sandwiched between the Souris River and Birdbear formations, which both contain hydrocarbon source rocks (Fowler et al., 2002; Stasiuk et al., 2002). Thus, any porous beds within the Duperow Formation potentially may be charged with hydrocarbons. Detailed sedimentological, stratigraphic, and diagenetic chunky new balance womens
Depositional environment and diagenesis, Birdbear …
WebNov 18, 2024 · Birdbear Member of Jefferson Formation. Dolomite, partly pseudobrecciated. Thickness 70 feet at type section of Jefferson; generally ranges 50 to … WebThe southwestern part of Birdbear Formation of the Williston basin is part of the three shelf-wide sedimentary cycles in the Devonian transgressive-regressive sequence rock deposit. It is bounded above by the Three Forks and below by Duperow Formation. The formation can be informally divided into an upper A zone and a lower B zone. The … WebThe Bear Formation is a geologic formation in Montana. It preserves fossils dating back to the Paleogene period. See also. List of fossiliferous stratigraphic units in Montana; … determined anime face