Fossiliferous shale. Fossiliferous shales, marls, and intermittent limestone th...

Keyser Formation through Clinton Group, undivided - Same as Keyser

The Pierre Shale is a geologic formation or series in the Upper Cretaceous which occurs east of the Rocky Mountains from North Dakota to New Mexico. The Pierre Shale was described by Meek and Hayden in 1862 in the Proceedings of the Academy of Sciences (Philadelphia). They described it as a dark-gray shale, fossiliferous, with veins and seams of gypsum, and concretions of iron oxide. The ...We spent over a year finding and evaluating these outcrops - when accessible, and found two in particular that were highly fossiliferous. Besides hordes of Cambrian trace fossils, we found a plentiful but low diversity of fauna similar to the Burgess Shale in British Columbia, and the Chenchang Fauna in China.Carlile Shale (Upper Cretaceous) at surface, covers 67 % of this area. Dark-gray to black, silty to sandy shale with several zones of septarian, fossiliferous, carbonate concretions. Contains up to three sandstone units in the upper portion of the formation and sandy calcareous marl at the base. Thickness up to 330 ft (100 m).Limestone beds and fossiliferous shale beds are included in the lower part in the southeastern part of the State. The thickness ranges from about 9 to 25 feet. Kinney Limestone Member. This member generally includes two gray fossiliferous limestone beds separated by a gray fossiliferous shale bed. The thickness ranges from about 1 to 24 feet."Fissile" means that the rock readily splits into thin pieces along the laminations. Uses of Shale Some shales have special properties that make them important resources. Black shales contain organic material that sometimes breaks down to form natural gas or oil.A. Conglomerate (rounded fragments) B. Breccia (angular fragments) C. Sandstone (usually quartz) D. Arkose (feldspar, quartz) E. Siltstone (quartz, clay minerals) F. Shale or Mudstone (clay minerals) Chemical and Biochemical Sedimentary Rocks G. Crystalline limestone (calcite) H. Microcrystalline limestone (calcite) I. Fossiliferous limestone …fossiliferous shales, massive thick bedded shales, and interlaminated shale and sandstone facies. Those facies were deposited in a shallow to deep water ...Shale is a rock that has been formed from the compression of mud over time. Some black shale contains organic compounds that can be converted to oil or natural gas. Other colors of shale are crushed and mixed with water to create clay.a.datums: Returns first and last appearance datums addpart: Calculates additive partitioning of diversity cerrejon: Cerrejon Core compress2matrix: Converts compressed format files to flat matrices corneta: Corneta Outcrop dloc: Draws a line of correlation between two sections fill.ranges: Fills in missing values in the ranges of taxa …Pierre Shale, division of Upper Cretaceous rocks in the United States (the Cretaceous Period lasted from about 146 million to 65.5 million years ago). Named for exposures studied near old Fort Pierre, S.D., the Pierre Shale …Olentangy Shale (Middle to Upper Devonian) is dominated by pyritic shale with some occurrence of calcareous and fossiliferous shale. Delaware Limestone (Middle Devonian) is dominated by microcrystalline to medium crystalline limestone with occurrences of …Sequence becomes more shaly upsection. Approximately 30 m below the top of the Mifflintown, is a series of red beds termed the Rabble Run Member. The red shale is grayish red, calcareous, fossiliferous, and medium to thick bedded. The gray shale within the Member is medium gray, weathering to pale yellowish brown, noncalcareous, and …In southwestern Wisconsin the Maquoketa is ISO to 250 feet in thickness. It consists of thinbedded blue to gray fossiliferous shale with thin lime- stone beds ...shale, any of a group of fine-grained, laminated sedimentary rocks consisting of silt- and clay-sized particles.Shale is the most abundant of the sedimentary rocks, accounting for roughly 70 percent of this rock type in the crust of the Earth.. Shales are often found with layers of sandstone or limestone.They typically form in environments where muds, silts, and other sediments were deposited ...The Georgian Bay Formation consists of about 100 m of blue-grey and green-grey, soft, fissile shales with interbeds of calcareous, fossiliferous sandstone, ...The Georgian Bay Formation consists of about 100 m of blue-grey and green-grey, soft, fissile shales with interbeds of calcareous, fossiliferous sandstone, ...Interbedded grey and red shale facies (D) 5. Fossiliferous shale facies (E) IJOG. Indonesian Journal on Geoscience, Vol. 2 No. 2 August 2015: 77-90 80 6. Massive bedded shale facies (F) 7. Interlaminated shale and sandstone …Cretaceous. Bisbee Group / Mural Limestone. Cretaceous. Bisbee Group / Shellenberger Canyon Formation. Cretaceous. Bisbee Group / Turney Ranch Formation. Cretaceous. Black Prince Limestone. Carboniferous.The upper limestone and the shale are locally fossiliferous (Morse, 1931 and Jillson, 1919g). In Floyd County Jillson (ibid.) proposed the name Kendrick shale from exposures of blue to carbonaceous shales at the Kendrick homestead on the headwaters of Cow Creek. Fossil limestone.—This is the most persistent limestone in eastern Kentucky. The ...black shale, also called Carboniferous Shale, variety of shale that contains abundant organic matter, pyrite, and sometimes carbonate nodules or layers and, in some locations, concentrations of copper, nickel, uranium, and vanadium. Fossils are rare in the shale and either are replaced by pyrite or are preserved as a film of graphite. Black shales occur in thin beds in many areas at various ...Fossiliferous limestone or dolomite in upper part with local stromatoporoid biostromes in north-central Iowa; extremely fossiliferous gray shale and argillaceous limestone in …a.datums: Returns first and last appearance datums addpart: Calculates additive partitioning of diversity cerrejon: Cerrejon Core compress2matrix: Converts compressed format files to flat matrices corneta: Corneta Outcrop dloc: Draws a line of correlation between two sections fill.ranges: Fills in missing values in the ranges of taxa …Fossiliferous Limestone - Limestone that contains abundant fossils. Fossils - Fossils are the remains and traces of plants and animals preserved in the geological record. G. Glacier - A glacier is a mass of ice that persists from year to year and moves or flows over land under its own weight.The Jingshan assemblage is an important extension of the Burgess Shale-type biotas in China. Abstract. Burgess Shale-type biotas have been widely reported …Secondary Lithologies: carbonaceous shale/mudstone, gray to black; phosphatic black shale; limestone, dense, part fossiliferous, part sandy; coal (beds locally > 2 ft). Minor: sandstone, coarse-grained to granular, part conglomeratic; mudstone, red to pink; limestone concretions (may be septarian); cone-in-cone limestone; siderite/ironstone concretions …Interbedded grey and red shale facies (D) 5. Fossiliferous shale facies (E) IJOG. Indonesian Journal on Geoscience, Vol. 2 No. 2 August 2015: 77-90 80 6. Massive bedded shale facies (F) 7. Interlaminated shale and sandstone …Highly fossiliferous shale member 100 feet thick at base, upper 1 200 feet is dolomite in thick alternating black and light hands about 100 feet thick. Total thickness of formation 1,200-1,500 feet. In upper part, gastropods.Shale Shale is a fine-grained sedimentary rock whose original constituents were clays or muds. It is characterized by thin laminae[1] breaking with an.alternating grey fossiliferous shale and sandstone. In addition to Callixylon, the new outcrop has yielded compression fossils representing cladoxylopsidtrunks,pyritizedremains of woody cladoxylopsids and of stenokolean axes of Crossia Beck and Stein, and a large number of as yet unidentifiedcompressions(GerrienneandMeyer-Berthaud,2006,2010;shale翻译:页岩。了解更多。 示例中的观点不代表剑桥词典编辑、剑桥大学出版社和其许可证颁发者的观点。The Georgian Bay Formation consists of about 100 m of blue-grey and green-grey, soft, fissile shales with interbeds of calcareous, fossiliferous sandstone, ...2.1. A- The lower shale Member: This unit may be equivalent to the Abu Had Member of the Raha Formation in Sinai (Ghorab, 1961). At West Gabal Thelmet section, the lower part of this member consists of highly fossiliferous shales, intercalated with fossiliferous marl and argillaceous limestone.fossiliferous shales, massive thick bedded shales, and interlaminated shale and sandstone facies. Those facies were deposited in a shallow to deep water lacustrine environment, characterized by their lithology compositions, sedimen-tary structures, and fossil contents. The unit has such as high content of reworked organic matters-bearing shales andGray limestone and fossiliferous shale interbedded with greenish gray graywacke or litharenite. Laminations and graded bedding. Fossils in the shale and limestone consist primarily of molds of brachiopods. delta. continental slope and rise. alluvial fan. fluvial. swamp. lacustrine. lagoon. barrier beach. desert. abyssal plain.Limestone, microcrystalline, clayey, fossiliferous. Shale, gray. Sandstone, clayey, medium to fine grained. Dolomite, argillaceous, fractured. Sandstone, calcareous, medium grained. Intercalations of limestone and calcareous shale. 80 100 100 50 500 260 250 270 65 10 40 120 150 220 Lower Cretaceous Albian Interbedded sandstone and shale in 50 ...The Rock Lake Shale Member is the most lithologically variable member of the Stanton Limestone in eastern Kansas. Algal-Mound Facies Belt --The Rock Lake shale ranges generally from 0.3 m to 0.9 m (1-3 ft) thick and is a sparsely fossiliferous shale over most of the algal-mound facies belt. In places, the Rock Lake Shale Member is absent and ...২৫ এপ্রি, ২০১১ ... Dh: Holland Quarry Shale. Lithology: sandy, fossiliferous shale. Color: dark gray to black. Bedding: poorly bedded. Thickness: 0 to 20 feet.In Bibb County and southwestern Shelby County, the Conasauga consists of medium-bluish-gray fine-grained, thin-bedded argillaceous limestone and interbedded dark-gray shale. In the eastern Valley and Ridge the lower part includes dark-green to pale-olive fossiliferous shale with a few dark-gray limestone interbeds.Fossiliferous shale microscope slide showing thin black lenses of organic matter ( in XPL view ) which fell from suspension in very low energy environments.The ...Cretaceous. Bisbee Group / Mural Limestone. Cretaceous. Bisbee Group / Shellenberger Canyon Formation. Cretaceous. Bisbee Group / Turney Ranch Formation. Cretaceous. Black Prince Limestone. Carboniferous.Thickness 0 to 60 feet; Wayne Group which includes: 1) Dixon Formation - Green and reddish-brown argillaceous limestone, shale, and mudstone. Thickness 0 to 40 feet; 2) Lego Limestone - Even-bedded, olive-gray limestone with scattered reddish-brown grains. Thickness 0 to 30 feet; 3) Waldron Shale - Greenish-gray fossiliferous shale.9. Marine fossiliferous limestone and calcareous shale. 8. Black, slaty shale, frequently with large black ...Gray limestone and fossiliferous shale interbedded with greenish gray graywacke or litharenite. Laminations and graded bedding. Fossils in the shale and limestone consist primarily of molds of brachiopods. delta. continental slope and rise. alluvial fan. fluvial. swamp. lacustrine. lagoon. barrier beach. desert. abyssal plain.Two intervals of Upper Ordovician organic-rich (gas-prone) source rocks are preserved in a regional fault block of approximately 1000 km 2 within the Ottawa Embayment (eastern Ontario). They bracket an apparent conformable mid-Katian (late Edenian to early Maysvillian) transition from a relatively shallow-water carbonate platform setting to a …Fossils, animal tracks/burrows and even raindrop impact craters are sometimes preserved on shale bedding surfaces. Shales may also contain concretions consisting of pyrite, apatite, or various carbonate minerals. Shales that are subject to heat and pressure of metamorphism alter into a hard, fissile, … See moreFossiliferous limestone or dolomite in upper part with local stromatoporoid biostromes in north-central Iowa; extremely fossiliferous gray shale and argillaceous limestone in …Secondary Lithologies: carbonaceous shale/mudstone, gray to black; phosphatic black shale; limestone, dense, part fossiliferous, part sandy; coal (beds locally > 2 ft). Minor: sandstone, coarse-grained to granular, part conglomeratic; mudstone, red to pink; limestone concretions (may be septarian); cone-in-cone limestone; siderite/ironstone concretions …They consist of finely ground rock dust produced by the glacier. Few living things braved these arctic waters, either for living or swimming, and such clays are only sparsely fossiliferous. In contrast, clay quarries in Cenozoic, Mesozoic, or Paleozoic rocks are remarkably fossiliferous. Ammonites are found in Cretaceous shale pits of Dallas ...Rocks in the Schuler pool, Union Co, AR described: 1) basal 100 ft sand[stone] zone called the Jones sand; scattered pebbles occur at the base of the sand[stone] which is dense, calcareous, and shaly, upper part of the Jones is porous; the basal sand[stone] is succeeded upwards by 2) 20 ft of gray shale; 3) 490 ft of massive, fine to coarse ...For American frackers that survive, a light is on the horizon. Chesapeake Energy Corp filed for bankruptcy on June 28, ending the pioneer’s run leading the US shale oil and gas industry. Founded in 1989, Chesapeake binged on debt to acquire...Shale is a rock that has been formed from the compression of mud over time. Some black shale contains organic compounds that can be converted to oil or natural gas. Other colors of shale are crushed and mixed with water to create clay.Siltstone. Siltstone is a clastic sedimentary rock that formed from grains whose sized between that of sandstone and mudstone. It can found different environmental conditions different color and textures. Siltstone generally are red and gray color with flat bedding planes. Darker colored siltstone have plant fossils and other carbon-rich matter.slightly calcareous, fossiliferous. SHALE; light gray to tan, silt y; inter— bedded with reddish—tan very fine grained, micaceous sandstone, and dark gray shale. SILTSTONE; medium to dark gray, argil— laceous to sandy; thinly interbedded with medium grained, tan sandstone , and dark gray carbonaceous shale . COAL; Crevasse Canyon Dilco zoneThe Johns Valley shale is remarkable for the presence of included exotic boulders, comprising fragments of fossiliferous limestone ranging from small cobbles to masses as great as 370 feet long and containing fossils of Ordovician, Silurian, and Mississippian age. These inclusions, many of which are rounded, subangular, orChase Group (Permian) at surface, covers 0.2 % of this area. Limestone and shale. Limestone is light gray to dark gray, yellowish gray to pale yellowish brown. Two limestones in the upper part are thin bedded to medium bedded, argillaceous, cherty and fossiliferous; two limestones in the lower part are medium to massive bedded, very cherty, and …The fossiliferous shale overlies thin-bedded, laminated dolomites and dolomitic limestone, which are about 20 m thick. The succession above the fossiliferous shale unit is dominated by alternating dolomite, oolitic dolostone, and reddish siltstone with ripple marks, containing microbial mounds, gypsum breccia, and halite pseudocrystals.Shale and interbedded limestone. Shale is gray, green, red, reddish brown, or maroon, sandy, calcareous, fossiliferous, locally fissile; several fissile black shale beds are in lower 75 feet. Interbedded dark- to light-gray, medium- to thick-bedded, argillaceous, cherty limestone beds are very fossiliferous and locally contain shale partings.GIBBON BAY SHALE With few exceptions, the fossils obtained from the Gibbon Bay Shale are fragmentary an very poorly preserved; from more than 70 fossiliferous shale chips collected, only about ten specimens are even tentatively identifiable. The fauna is limited to brachiopods, gastropods and bivalves, and includes the following forms:calcareous shale with some limestone beds. It extends beneath the Utica Shale and is composed of interbedded, fossiliferous limestone, shale, and minor siltstone. The Upper interval of the Point Pleasant Formation is an organic-poor gray shale with abundant thin carbonate beds. TOC is generally low (in the most samples it is less than …In southwestern Wisconsin the Maquoketa is ISO to 250 feet in thickness. It consists of thinbedded blue to gray fossiliferous shale with thin lime- stone beds ...of fossiliferous marine sandstones and shales. ... BEARPAW SHALE (Late Cretaceous). The Bearpaw Shale is a fossiliferous, dark-gray marine shale that is exposed ...D. shale. Which of the following rock types does not contain the mineral calcite? A. chalk B. chert C. fossiliferous limestone D. micrite . The organic sedimentary rock that is composed of mud-sized particles and partially decayed organic matter (kerogen) derived from plankton and algae remains is.Limestone is dark gray to very light gray, yellowish gray, very thin bedded to massive bedded, and fossiliferous; locally the thin bedds are argillaceous other beds are oolitic and a few contain chert. Shale is medium gray, greenish gray, pale red, dark redish brown, black, sandy fossiliferous and calcareous; black shale in part is fissile.Catskill Formation (Devonian) at surface, covers 9 % of this area. Grayish-red sandstone, siltstone, shale, and mudstone; units of gray sandstone occur in upper part; lithologies in upper part arranged in fining-upward cycles. In the Altoona area, the Catskill Formation is mapped as the Duncannon, Sherman Creek, and Irish Valley Members, which ...Mississippian age fossiliferous shale units in north Arkansas. From oldest to youngest they are the Moorefield Shale; the Fayetteville Shale; and the Imo member of the Pitkin Formation. Fayetteville and Moorefield Shales – Ammonoids and nautiloids are the most common fossils present.Final answer. Name: Examining and Classifying Sedimentary Rocks Sample Number Grain Size Rounding Sorting Type (clastic, chemical, organie) Composition Rock Name Rocks provided: Chalk, Chert, Conglomerate, Fossiliferous Limestone, Peat, Rock Gypsum, Sandstone, Shale Questions After identifying all of your samples, answer these …Nearly 100 m of shale lie below this fossiliferous interval in the Burgess Shale Formation. Assuming 40% post-depositional compaction of strata below the Phyllopod Bed, a conservative estimate for minimum water depth at the time of deposition would be approximately 100 m, essentially the lower limit of the effective photic zone.Introduction to the Depositional Environments of the Trenton Group. Given the long period of geologic research on the Trenton Limestones, it is no surprise that extensive studies have been made of the the stratigraphy …Chase Group (Permian) at surface, covers 10 % of this area. Limestone and shale. Limestone is light gray to dark gray, yellowish gray to pale yellowish brown. Two limestones in the upper part are thin bedded to medium bedded, argillaceous, cherty and fossiliferous; two limestones in the lower part are medium to massive bedded, very cherty, and …Fossiliferous limestone often contains information about the environment of deposition, ... It is fired in a kiln with crushed shale to make cement. Some varieties of limestone perform well in these uses because they are strong, dense rocks with few pore spaces. These properties enable them to stand up well to abrasion and freeze-thaw.For the Question 1. Interpret the sedimentary environment in which this rock was deposited. Gray limestone and fossiliferous shale interbedded with greenish gray graywacke or litharenite. Laminations and graded bedding. Fossils in the shale and limestone consist primarily of molds of brachiopods. barrier beach tidal flat continental shelf reef ...It is dominantly sand-shale sequence exposed in the central part of the Wagad Island. Top contact is marked by a zone of fossiliferous bands exposed in Kanthkot hill and lower contact is not exposed. Sandstone is reddish-brown in color with alternating gypseous shale. Depositional Environment: Age: Middle to Upper Jurassic (Bathonian to Oxfordian).The term Grant Lake Formation is used where the unit becomes predominantly shale (50 to 60%). The Grant Lake Formation is divided into (ascending) Bellevue, Corryville, and Mount Auburn Members. Name is applied in Butler, Hamilton, and Warren Cos. and in portions of Brown, Clermont, and Clinton Cos. Type section is designated as the composite ...Locally most of the unit is composed of bright-colored clay shale. Limestone beds and fossiliferous shale beds are included in the lower part in the southern part of the State. Thickness is about 25 feet. Wreford limestone--Two limestones and a shale member. The limestone members are characterized by an abundance of flint in some of the beds.Shale and interbedded limestone. Shale is gray, green, red, reddish brown, or maroon, sandy, calcareous, fossiliferous, locally fissile; several fissile black shale beds are in lower 75 feet. Interbedded dark- to light-gray, medium- to thick-bedded, argillaceous, cherty limestone beds are very fossiliferous and locally contain shale partings.The St John's Group is a fossiliferous shale-dominated Ediacaran geologic group in Newfoundland and Labrador, younger than 565 ± 3 million years ago.Fossiliferous shale Bioturbated sandstone, sandstone-shale heterolith, laminated shale, fossiliferous mudstone and shelly beds Bioturbation is moderate to intense; Ophiomorpha, Chondrites, Thalassinoides and Planolites. Bioturbation is absent in laminated shale facies and shelly beds. Upper offshore Planar crossbedded sandstoneThis study focuses on four Upper Devonian shale units in the northwestern part of the CAB (Fig. 1).The Givetian-Frasnian Olentangy Shale is mostly gray shale, and the overlying Famennian Ohio Shale is divided into three members (in ascending order): the Huron Shale Member (mostly black shales), the Chagrin Shale Member (mostly gray shales), and the Cleveland Shale Member (mostly black shales ...It is composed largely of fossiliferous limestones and thin beds of red and gray shale. The general lithology and part of the fusulinid faunas are indicated in the accompanying diagram (Fig. 5). Detailed descriptions of the individual units are given at the end of the report.Type Sedimentary Rock Origin Biochemical Texture Clastic Composition Calcite Color Dark Gray Miscellaneous Visible fossils in crystalline matrix; Reacts with HCl; Hardness < Glass Depositional Environment Variable Depth Continental Shelf/Platform Marine Type Sedimentary Rock Origin Biochemical Texture Clastic Composition Calcite Color Light to Medium Gray Miscellaneous Visible fossils in ...The marine limestone member that directly overlies the Excello Shale is called the Hanover Limestone. The Hanover is regionally continuous but locally lenticular. In the deeper part of the basin, the Hanover ranges from fossiliferous shale a few inches (centimeters) thick to limestone averaging around 9.8 in. (25 cm) and rarely exceeding 19.7 in. (50 cm).The Grove Church Shale (Swann, 1963, p. 44-45), the uppermost formation in the Chesterian Series in Illinois, is named for Cedar Grove Church, ... The Grove Church is a gray, fossiliferous shale and includes interbedded fossiliferous limestone. It was originally part of the Kinkaid Formation, but it was split off because it is dominantly shale.Fossiliferous limestone. Rock Type: Sedimentary. A chemical sedimentary rock made from the mineral calcite (CaCO3) that contains shell fragments. Significantly effervesces with hydrochloric acid (HCl). Click on image to see enlarged photo.Grand Canyon’s oldest trilobites are found in the Tonto Group, which is between 525 and 505 million years old. It includes the Tapeats Sandstone, Bright Angel Shale, and Muav Limestone. These fossils are arthropods, or joint-footed animals, with a segmented body of hinged plates and shields.When it comes to the world of geology, few rocks are as captivating and scientifically significant as fossiliferous shale. In this comprehensive guide, we will delve deep into …Cuyahoga Valley National Park has a rich geologic history. It wasn’t always the picturesque valley that can be seen today. It was formed over many millions of years, with the help of oceans, glaciers, and rivers. The oldest exposed rocks in the park formed about 400 million years ago, and the valley is still being shaped and changed today by the …The McAbee fossil beds consist of 30 metres of fossiliferous shale in the Eocene Kamloops Group. The fossils are preserved here as impressions and carbonaceous films. We see gymnosperm (16 species); a variety of conifers (14 species to my knowledge); two species of ginkgo, a large variety of angiosperm (67 species); a variety of insects and ...Pierre Shale, division of Upper Cretaceous rocks in the United States (the Cretaceous Period lasted from about 146 million to 65.5 million years ago). Named for exposures studied near old Fort Pierre, S.D., the Pierre Shale occurs in South Dakota, Montana, Colorado, Minnesota, New Mexico, Wyoming, and Nebraska.The Pierre consists of about 600 m …a.datums: Returns first and last appearance datums addpart: Calculates additive partitioning of diversity cerrejon: Cerrejon Core compress2matrix: Converts compressed format files to flat matrices corneta: Corneta Outcrop dloc: Draws a line of correlation between two sections fill.ranges: Fills in missing values in the ranges of taxa …The shale is gray to brownish, calcareous, and fossiliferous. In the uppermost part of the formation there is a persistent bed known as the Fencepost Limestone (Pl. 6D). This bed causes an easily identifiable double-pronged "kick" on electric logs, which can be traced from well to well as far as to Wyoming.Shale is a laminated or fissile clastic sedimentary rock that composed of predominance of silt and clay other minerals , especially quartz and calcite. Characteristic properties of shale is breaks along thin laminae or parallel layering or bedding called fissility. It is most abundant sedimentary rock. The composition (silt and clay) of shale .... Secondary Lithologies: carbonaceous shale/mudstone, gray to black; phoThe McAbee fossil beds consist of 30 metre Geologic unit mapped in Alabama: Lower unnamed shale facies in eastern Valley and Ridge consists of dark-green to pale-olive fossiliferous shale with a few dark-gray limestone interbeds.Secondary Lithologies: carbonaceous shale/mudstone, gray to black; phosphatic black shale; limestone, dense, part fossiliferous, part sandy; coal (beds locally > 2 ft). Minor: sandstone, coarse-grained to granular, part conglomeratic; mudstone, red to pink; limestone concretions (may be septarian); cone-in-cone limestone; siderite/ironstone ... For the Question 1. Interpret the sedimentary env Shale, lt-med gray soft blocky to soft sticky clumps Lime, lt brn, fnxln, slightly fossiliferous-fusulinids Shale, lt-med gray, soft forming sticky clumps TOPEKA ELog 3122-967 Lime, lt-med brn, fnxln-granular in part, speckled with gray fossil remnants Lime, lt-med brn-med gray, fnxln Lime, lt gray-offwhite, fnxln-granular in part, 1 chip withThe Weston Shale Member is about 50-60 ft (15-18 m) of gray poorly fossiliferous silty shale with ironstone nodules at its type section, thinning southward and becoming poorly exposed in Kansas. It is recognized in Kansas only where the overlying Iatan Limestone Member is present, because some of the thick lower Stranger shales … fossiliferous shales, massive thick bedded shales, and interlamin...

Continue Reading