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Tuesday, May 16, 2023

The Broom Formation -- CO2 Storage -- North Dakota

Locator: 44663CO2. 

I count 57 sections in this NDIC case for CO2 storage. Link here.

Again, this is a "case," and not a "permit."

See "strat column NDGS." 

Broom Creek formation, North Dakota:

The collision of North America and Europe as Pangea began to form kicked off the Caledonian orogeny and realigned the Williston Basin opening to the sea in the west rather than the north.

During the maximum extent of the sea, the Lodgepole and Mission Canyon formations took shape. A dry period precipitated Charles Formation evaporites, followed by Big Snowy Group carbonates, sand and shale. The ancestral Rocky Mountains began to rise around this time, bringing the Otter Formation shales and then draining the sea and uplifting the land.

After a 10 million year dry period, shallow water crept back in during the Pennsylvanian beginning the Absaroka Sequence with Tyler Formation sandstone and shale, overlain by carbonates and brown clastic rocks in the Amsden Formation and Broom Creek Formation sandy carbonates.
Another 10 million years of erosion is marked by an unconformity. Through the Permian, salt and red bed formations filled the Williston Basin belonging to the Opeche and Spearfish formations, along with the Minnekahta Formation limestone.

Mesozoic (251–66 million years ago)

In the Triassic, at the beginning of the Mesozoic, a meteorite struck McKenzie County, rearranging older sediments. Some salt and gypsum remains from the time period, indicative of the vast deserts that covered Pangea at the time.
An unconformity wipes out 45 million years of the early Jurassic before the beginning of the Zuni Sequence.
North Dakota was a low forested landscape experiencing ongoing erosion.
Rivers and streams moving across the eroded Jurassic landscape deposited the sandstone and siltstone Inyan Kara Formation. Thick layers of shale, such as the Pierre Formation, formed in the Western Interior Seaway during a major global marine transgression in the Cretaceous.



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