Niobara formation.

Here wide Q-range total neutron scattering was used to evaluate perdeuterated methane (CD 4) behavior at reservoir pressures (200–750 bar) and temperature (60 °C) in a sample at the late oil/wet gas thermal maturity stage from the Late Cretaceous Niobrara Formation, an active petroleum producing formation within the …Named as top formation of Lower Cretaceous series, top of Lower Cretaceous. Formerly called "formation No. 3" (Meek and Hayden, 1857). Type not designated. Named for Niobrara River, Knox Co, NE in Salina basin, where formation forms 90-100 ft cliffs near mouth along Missouri River.Nov 1, 2014 · The Cretaceous Niobrara Formation is one of the latest unconventional exploration targets in North America. In this paper, an overall Type-II marine organofacies with some variability is present within a core which consists of alternating marls and chalks, covering a maturity range of 0.8–1.0 %Rc (calculated vitrinite reflectance). Assigned formation rank (Sage Breaks Shale) in northwest Carbon Co, WY, Greater Green River basin. Here unit overlies Frontier Formation and underlies Niobrara Formation. Assigned as lower member of Cody Shale in Natrona Co, WY, in Wind River basin and as upper member of Carlile Shale in Weston Co, WY, eastern Powder River basin.The nodosaurid specimens from the Smoky Hill Chalk Member of the Niobrara Chalk Formation include the holotype of Hierosaurus sternbergii (here regarded as nomen dubium), material of “Hierosaurus” coleii (herein designated the type species of the new genus Niobrarasaurus) and two specimens that may belong to N. coleii, but are better ...

Jun 13, 1995 · The dinosaurian fauna of the Niobrara Chalk Formation constitutes the best known assemblage from the middle Santonian-early Campanian interval of the Late Cretaceous of North America. The fauna ...

The Niobrara Formation, one such organic-rich shale, is a particularly hot target here in Colorado. While a large volume of natural gas (>700 billion cubic feet by one estimate) has already been produced, it is now Niobrara oil that is the focus of everyone’s attention. Often mentioned for comparison purposes are the Bakken Formation of North ... These tributaries flow over the Rosebud Formation. Some waterfalls drop into the Niobrara, while others are found in spring-fed streams. The Ogallala Aquifer, a fragile, vast underground reservoir, is partially recharged by rainwater and snowmelt. Through springs, seeps, and waterfalls it provides most of the water to the Niobrara. Biological ...

For example, Eze-Aku Shale is similar to Barnett Shale, Horn River Shale, Niobrara Shale Formation, and Chattanooga/Woodford in silica-richness, whilst showing a similar volume of calcite and relatively lesser amounts of clay minerals than the Eagle Ford Shale (Green River) and Haynesville (Fig. 7 and Table 6). Correlation parameters vary ...Niobrarasaurus (meaning "Niobrara lizard") is an extinct genus of nodosaurid ankylosaur which lived during the Cretaceous 87 to 82 million years ago. Its fossils were found in the Smoky Hill Chalk Member of the Niobrara Formation, in western Kansas, which would have been near the middle of Western Interior Sea during the Late Cretaceous.It is clear that the remarkably pronounced approximately 1.2-Myr rhythm in the primary stratigraphy of the Niobrara Formation is a consequence of the reinforcement of a 1.2-Myr obliquity forcing ...Oct 1, 2021 · In the Upper Cretaceous Niobrara Formation shale oil play, considerable oil fractions are produced directly from C 14+ bitumen in place (e.g., extractable organic matter). ). This paper provides new insights on the geochemistry and producibility of C 14+ bitumen by integrating the full process of generation, retention, conversion, expulsion, and production, as a whole, in the Niobrara shale ...

Formation No. 3--Niobrara; Formation No. 2--Fort Benton; Formation No. 1--Dakota; Cretaceous rocks were mapped in Kansas as early as 1857 (Hayden) but detailed study proceeded slowly as evident in a remark by Swallow (1866, p. 10), in his first annual report as State Geologist of Kansas, that the "...

The Niobrara varies in thickness from about 60 metres (200 feet) to more than 270 metres (890 feet) and consists of chalks, shales, limestones, and many thin layers of bentonite (altered volcanic ash deposits that appear like soapy clays). Pteranodon skeleton and restoration of wings. The Niobrara marks the withdrawal of the Cretaceous seas ...

The right ulna and radius of a small nodosaur were recovered from the Smoky Hill Chalk Member (Upper Santonian) of the Niobrara Formation in October, 2000. Based on the similarity of the specimen ...The Cretaceous Niobrara Formation is one of the latest unconventional exploration targets in North America. In this paper, an overall Type-II marine organofacies with some variability is present within a core which consists of alternating marls and chalks, covering a maturity range of 0.8–1.0 %Rc (calculated vitrinite reflectance).Microsoft Excel enables you to create spreadsheets using financial data from other documents. If you need to insert financial data into your document, you can change the format of various cells in your spreadsheet to 'Accounting.' When you ...The Niobrara Formation in the studied cores appears to be hiatus-free and therefore provides a continuous record of rhythmic deposition for astronomical timescale development. The relationship between carbonate content and sedimentation rate throughout the Niobrara Formation indicates that the decameter-scale oscillations of chalk and marl are ...The Niobrara Formation has been analyzed using pyrolysis by several workers (Rice, 1984). Organic-rich beds in the formation have organic carbon values which range from 0.5 to 8 weight percent and average 3.2 weight percent. The kerogen present in the Niobrara is Type-II or oil-prone (sapropelic).Gas, oil, and water production data were compiled from selected wells in two tight gas reservoirs-the Codell-Niobrara interval, comprised of the Codell Sandstone Member of the Carlile Shale and the Niobrara Formation; and the Dakota J interval, comprised mostly of the Muddy (J) Sandstone of the Dakota Group; both intervals are of Cretaceous age-in the Wattenberg field in the Denver Basin of Colora

Name applied as the basal member of the Niobrara Formation to a 40 ft thick gray hard limestone above the Carlile Shale and beneath the Smoky Hill Shale Member of the Niobrara. Occurs in the Pueblo area, Pueblo Co, CO in the Denver basin as 40 layers of limestone, 1-26 inches thick, separated by gray calcareous shale.Niobrara Formation. Gray to dark gray shale with numerous thin bentonite beds. Chalky aggregates of coccoliths and rhabdoliths in upper part. MacGowan Concretionary Bed (middle part of formation): grayish brown concretionary dolostone and limestone with phosphatic pellets and gray to black chert pebbles. Marine.Niobrara Formation. Gray to dark gray shale with numerous thin bentonite beds. Chalky aggregates of coccoliths and rhabdoliths in upper part. MacGowan Concretionary Bed (middle part of formation): grayish brown concretionary dolostone and limestone with phosphatic pellets and gray to black chert pebbles. Marine.The Niobrara Formation is an active petroleum play (Han et al., 2019), currently (June, 2023) producing ∼650,000 barrels of oil per day and ∼5 billion cubic feet …April 30, 2020 Sections of the Upper Cretaceous (Coniacian to Campanian) Niobrara Formation in two cores from Kansas and Colorado, the Amoco Rebecca Bounds and USGS Portland 1, respectively, were examined by hyperspectral core imaging and analysis.

Niobrarasaurus (meaning "Niobrara lizard") is an extinct genus of nodosaurid ankylosaur which lived during the Cretaceous 87 to 82 million years ago. Its fossils were found in the Smoky Hill Chalk Member of the Niobrara Formation, in western Kansas, which would have been near the middle of Western Interior Sea during the Late Cretaceous.NPS Photo Valentine Formation Beneath the Ash Hollow is the Valentine Formation. This loosely-consolidated sandstone crumbles easily, but holds the primary source of the Niobrara River in this area: the Ogallala, or High Plains, aquifer. About 70% of the water in the river comes directly from groundwater.

The Niobrara Total Petroleum System (TPS) covers an extensive area across the Rocky Mountain Region, USA. In the Powder River Basin (PRB), the petroleum system consists of source beds in the Upper Cretaceous Niobrara Formation as well as reservoirs in the Upper Cretaceous Frontier, Turner, Niobrara, Sussex, Shannon, Parkman, Teapot, and Teckla, and Paleocene and Eocene Fort Union and Wasatch ...The Niobrara shale formation (Denver-Julesburg Basin, Colorado) is a shale rock formation located in Northeast Colorado. Northwest Kansas, Southwest Nebraska, and Southeast Wyoming. Oil and natural gas can be found deep below the surface of the Earth at depths of three thousand to fourteen thousand.The Niobrara Formation is a Petroleum System in a developing petroleum resource play. It is present over most of the Rocky Mountain region until the Great ...Horizontal drilling within the Powder River Basin (PRB), is moving from appraisal towards co-development of horizontal targets within the Niobrara and Turner Sandy member of the Carlile formations ...The Niobrara Formation is a significant source of dissolved solids and Se and a moderate source of U along the studied reach of the Arkansas River. During both the irrigation and non-irrigation seasons, concentrations of these constituents were substantially greater in Niobrara-influenced surface-water inflows. Although groundwater was not ...Jul 7, 2023 · Name applied as the basal member of the Niobrara Formation to a 40 ft thick gray hard limestone above the Carlile Shale and beneath the Smoky Hill Shale Member of the Niobrara. Occurs in the Pueblo area, Pueblo Co, CO in the Denver basin as 40 layers of limestone, 1-26 inches thick, separated by gray calcareous shale.

Niobrara Formation vertebrate stratigraphy, pages 19-30, In Bennett, S. C. (ed.), Niobrara Chalk Excursion Guidebook, The University of Kansas Museum of Natural History and the Kansas Geological Survey. Stewart, J. D. 1999. A new genus of Saurodontidae (Teleostei: Ichthyodectiformes) from Upper Cretaceous rocks of the Western Interior of North ...

The boundary between the Carlile and Niobrara formations is recognized at a distinct zone (3 to 15 m thick) of 17 bentonites in the lower part of the Niobrara Formation, whereof two are argon ...

Jun 2, 2022 · Patrick Emerson/Flickr. Castle Rock is an ever-shrinking rock formation in the badlands of Kansas. It stands alone surrounded by open ground and more badlands raised above the dirt. Slowly but surely, this formation will completely disappear as time erodes it away. Advertisement. 3. Little Jerusalem - Logan County. Niobrara Formation. Argillaceous chalk, limestone and shale. Chalk is medium gray to white, interbedded with thin layers of chalky shale; contains many fossil clams, oysters, and formanifera. Limestone is light gray to medium gray and yellowish gray, interbedded with medium-gray chalky shale; also contains fossil clams, oysters, and formanifera.Possibly, however, the numerous local disturbances in the formation may indicate other causes. Plates XXXIII and XXXIV. Plate XXXIII—Outcropping of Niobrara Chalk, Plum Creek, Gove County. (Photographed by Williston.) From Kan. Acad. Sci., vol. XIII. Plate XXXIV—Niobrara Bluffs, Gove County. (Photographed by Williston.)The Niobrara Formation ranges in thickness up to about 450 ft (Burchett, 1992) in the play area. The principal reservoir for gas is the upper 10–45 ft of the Smoky Hill Member of the Niobrara Formation. Depths of production range from 1,500 ft (Beecher Island field) to more than 2,900 ft (White Eagle field).You might have music files on a music CD that you would also like to have on an mp3 player. Or, you might have a collection of older CDs that you would like to convert into a more modern format. Either way, this process is easy.Jul 9, 2009 · Formation No. 3--Niobrara; Formation No. 2--Fort Benton; Formation No. 1--Dakota; Cretaceous rocks were mapped in Kansas as early as 1857 (Hayden) but detailed study proceeded slowly as evident in a remark by Swallow (1866, p. 10), in his first annual report as State Geologist of Kansas, that the "... Jan 20, 2018 · Possibly, however, the numerous local disturbances in the formation may indicate other causes. Plates XXXIII and XXXIV. Plate XXXIII—Outcropping of Niobrara Chalk, Plum Creek, Gove County. (Photographed by Williston.) From Kan. Acad. Sci., vol. XIII. Plate XXXIV—Niobrara Bluffs, Gove County. (Photographed by Williston.) The Upper Cretaceous Niobrara formation yields natural gas of biogenic origin from structural closures on the shallow-dipping east flank of the Denver basin and the northern plunge of the Las Animas arch. Current production is from structural traps in the Smoky Hill member of the formation, with most of the fields located in Colorado and Kansas ...2.22 Niobrara Shale. The Niobrara shale formation (Denver-Julesburg Basin, Colorado) is a shale rock formation located in Northeast Colorado, Northwest Kansas, Southwest Nebraska, and Southeast Wyoming. Oil and natural gas can be found deep below the earth's surface at depths of 3000–14,000. Companies drill these wells vertically and even ...Jul 9, 2009 · Formation No. 3--Niobrara; Formation No. 2--Fort Benton; Formation No. 1--Dakota; Cretaceous rocks were mapped in Kansas as early as 1857 (Hayden) but detailed study proceeded slowly as evident in a remark by Swallow (1866, p. 10), in his first annual report as State Geologist of Kansas, that the "... Abstract. Production from organic-rich shale petroleum systems is extremely challenging due to the complex rock and flow characteristics. An accurate characterization of shale reservoir rock properties would positively impact hydrocarbon exploration and production planning. We integrate large-scale geologic components with small-scale petrophysical rock …The formation contains diverse and abundant deep water or dominantly deep water trace fossils (i.e. Belorhaphe, Chondrites, Helminthopsis, Nereites, Megagrapton). ... ceous Niobara Formation ...

The Cretaceous Niobrara Formation is one of the latest unconventional exploration targets in North America. In this paper, an overall Type-II marine organofacies with some variability is present ...The Niobrara Formation of the Denver Basin is an unconventional oil and gas drilling target composed of alternating chalk and marl units. These units act as the source, seal and trap for hydrocarbons generated in the total organic-carbon-rich marl beds of the Niobrara.The Niobrara Formation, also called the Niobrara Chalk is a geologic formation in North America that was laid down between 87 and 82 million years ago during the Coniacian, Santonian, and Campanian ages of the Late Cretaceous. It is composed of two structural units, the Smoky Hill Chalk Member overlying the Fort Hays Limestone Member. The chalk formed from the accumulation of coccoliths from ...The Niobrara formation is one of the young darlings of U.S. oil an gas exploration. Here are the essentials you need to know. To help Foolish investors better understand the oil and gas boom in...Instagram:https://instagram. thomas robinson block missouriiowa state ku gameindustrial maintenance mechanic jobsnortheast florida weather radar In the Niobrara Formation of the Denver Basin there is a strong correlation between oil and gas shows, elevated bottom-hole temperatures (and thermal gradients), and geochemical maturity ...Formation No.3. Niobrara Division Formation No.2. Fort Benton Group Formation No.1. Dakota Group Coal Measures In 1876 Hayden proposed the name Colorado group for the strata between the Dakota and Fox Hills groups along the Front Range in Colorado. C.A. White (1878) emended this definition to include only the Fort Benton and Niobrara groups. summative evaluation definitionsterling spencer amanda May 2, 2022 · These tributaries flow over the Rosebud Formation. Some waterfalls drop into the Niobrara, while others are found in spring-fed streams. The Ogallala Aquifer, a fragile, vast underground reservoir, is partially recharged by rainwater and snowmelt. Through springs, seeps, and waterfalls it provides most of the water to the Niobrara. Biological ... The Upper Cretaceous carbonate-rich Niobrara Formation is a prominent petroliferous unconventional reservoir that is generally characterized by fine-scale heterogeneities that complicate local and ... clyde lovellette A recent U.S. Geological Survey (USGS) oil and gas assessment of the Powder River Basin , Wyoming and Montana, identified the Upper Cretaceous Mowry Shale and Niobrara Formation as the primary hydrocarbon sources for Cretaceous conventional and unconventional reservoirs.Niobrara Region +44 -40 +4 Indicated change in oil production (Nov vs. Oct) 0 40 80 120 160 200 Oct 5,159 MMcf/d Production from new wells Legacy production change Net change Nov 5,173 MMcf/d Indicated change in natural gas production (Nov vs. Oct) million cubic feet/day Niobrara Region +125 -111 +14 0 20 40 60 80 100 120 0 300 600 900 1,200 ...Formation No.3. Niobrara Division Formation No.2. Fort Benton Group Formation No.1. Dakota Group Coal Measures In 1876 Hayden proposed the name Colorado group for the strata between the Dakota and Fox Hills groups along the Front Range in Colorado. C.A. White (1878) emended this definition to include only the Fort Benton and Niobrara groups.