Shale mineral composition

Sandstone is a sedimentary rock composed of sand-size grains of mineral, rock, or organic material. It also contains a cementing material that binds the sand grains together and may contain a matrix of silt- or clay-size particles that occupy the spaces between the sand grains. Sandstone is one of the most common types of sedimentary rock, and ...

The Gneiss minerals are order into layer that seeing as band. Those layers are compositional banding, happens due to the fact the layers, or bands, are of different composition. The darker bands have incredibly extra mafic minerals (the ones containing more magnesium and iron). The lighter bands incorporate fantastically extra felsic minerals ...A typical shale is made of clay minerals (58%), quartz (28%), feldspar (6%), carbonate minerals (5%), and iron oxides (2%). A typical mudstone like shale is usually made up of 95% organic matter. The interesting fact about shale’s composition is that this percentage is usually less than 1% of its weight.Oil shale, any sedimentary rock containing various amounts of solid organic material that yields petroleum products, along with a variety of solid by-products, when subjected to pyrolysis—a treatment that consists of heating the rock to above 300 °C (about 575 °F) in the absence of oxygen. The2.1 Artificial Core Production 2.1.1 Material Selection. To study the effects of the ratio of brittle and clay mineral particle sizes on shale porosity and permeability, the shale mineral particle size must be on the order of a micrometer, as in the Longmaxi Formation shale (Li et al. 2016a; Zhu et al. 2018).The quartz powders and smectite …In shale gas production, secondary fracturing technology is often used to improve shale gas production capacity. However, the toughness of cement stone used in Class G oil wells is poor, and the cement sheath is easily damaged by impact load during fracturing, resulting in cement sheath sealing failure. To solve this problem, this paper proposes to improve the strength and toughness of cement ...Sandstone can contain a variety of mineral grains, including quartz, feldspar, lithic fragments, and sometimes mica or clay minerals. Shale: Shale is a sedimentary rock composed primarily of clay minerals, such as kaolinite, illite, and/or montmorillonite. Shale may also contain other minerals like quartz, feldspar, and calcite.Jan 31, 2019 · Shale gas content and composition characteristics. The shale gas content of the Longmaxi Formation in the CK-1 well is high, ranging from 0.07 m 3 /t to 1.52 m 3 /t, with an average value of 0.60 ... The Relationship Between Mineral Composition and Pore Structure Parameters. There are mainly two types of inorganic mineral pores in the Dongyuemiao shale of Well FY10, namely linear pores between clay minerals and calcite dissolved pores , which are closely related to the mineral composition of the shale. The average content of clay minerals ...

internal standard and the dozen or so minerals in the Pierre Shale. Clinoptilolite is used as defined by Mumpton (1960) because in the Pierre Shale this mineral is stable when heated at 550°0 for half an hour. Peak intensities for the different varieties of feldspar vary with the chemical composition of the feldspar.The chemical composition of sand is primarily SiO2, or silica. Silica, which is also named as quartz, is a type of mineral that makes up most of the sand types like beach sand. Quartz, which does not break easily, can be found in various ty...Ten shale samples from the first member of Qingshankou Formation in the Songliao Basin are measured using XRD, the composition of the whole shale and clay minerals are shown in Figure 1; the fluid ...Oil shale was one of the first sources of mineral oil used by humans. In the 10th century, the Arabic physician Masawaih al-Mardini (Mesue the Younger) ... A typical shale oil composition includes 0.5–1% of oxygen, 1.5–2% of nitrogen and 0.15–1% of sulfur; some deposits contain more heteroatoms than others. Mineral particles and metals ...Mineralogy-based brittleness index is the simplest and most widely used index in characterizing the brittle property of shale gas/oil reservoirs. Traditionally, mineral compositions are usually determined by laboratory X-ray diffraction (XRD) analysis or interpreted from element logging, among which the former is time-consuming and non-continuous while the latter is costly and not timely. In ...Clay Minerals or Clay-Size Material: Composition of Minor Fraction < 10% Minor Fraction : Clay Minerals or Clay-size Materials: Claystone: massive, blocky structure Mudstone: indurated mud; includes claystone and siltstone Shale: finely fissile; may include much silt Clay Shale (Argillaceous shale): chiefly clay minerals

The shale gas of the Longmaxi Formation in the southeastern Sichuan Basin was studied based on a shale gas desorption simulation experiment, combined with mineral composition, total organic carbon ...Sandstone, lithified accumulation of sand-sized grains (0.063 to 2 mm [0.0025 to 0.08 inch] in diameter). It is the second most common sedimentary rock after shale, constituting about 10 to 20 percent of the sedimentary rocks in the Earth’s crust. Because of their abundance, diverse textures, andNov 12, 2020 · Shale pore structure and fractal dimension are correlated with mineral composition and total organic carbon (TOC) content, but the correlation is significantly different in different areas, being ... Shale oil reservoirs are characterized by complex lithology, complex mineral composition and strong heterogeneity. This causes great difficulty in lithologic evaluation. In this paper, a method of lithology identification is proposed by means of intersection plot method and machine learning method, and lithology evaluation is carried out by combining the calculation of mineral content with a ...Sedimentary breccia is a type of clastic sedimentary rock which is fabricated from angular to subangular, randomly orientated clasts of different sedimentary rocks. A conglomerate, by using evaluation, is a sedimentary rock composed of rounded fragments or clasts of pre-existing rocks. Both breccia and conglomerate are composed of fragments ...

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Aug 17, 2022 · Brittle minerals in the mineral composition, such as quartz, feldspar, and calcite, are the main internal factors controlling the degree of fracture development, and directly affect the storage space and seepage channels of shale (Chen et al., 2012). Although pyrite is a brittle mineral, its content is generally low, and its contribution to the ... Composition of Shale. Shale is a rock composed mainly of clay-size mineral grains. These tiny grains are usually clay minerals such as illite, kaolinite, and smectite. Shale usually contains other clay-size mineral particles such as quartz, chert, and feldspar. Other constituents might include organic particles, carbonate minerals, iron oxide ... Shale: Exhibits lamination or fissility. Shale is a fine-grained, clastic sedimentary rock composed of mud that is a mix of flakes of clay minerals and tiny fragments (silt-sized particles) of other minerals, especially quartz and calcite. Shale is characterized by breaks along thin laminae or parallel layering or bedding less than one ...Having reference materials that are similar in composition to the unknown samples provides the highest degree of reliability. Unconventional petroleum resource development has boomed in the U.S. over the last 10-15 years, primarily from the Bakken Formation in the northern Great Plains and the Eagle Ford Shale in southern Texas.The main inorganic compositions of shale include clay, quartz, mica, albite, pyrite, carbonate, and mineral, and these inorganic compositions, particularly the clay minerals, contribute enormously to the inner surface area and micropore volume and affect adsorption properties [54–56]. Thus, clay types (illite, smectite, kaolinite) and ...১ জুল, ২০২২ ... The results of X-ray diffraction, thermogravimetric and FTIR spectroscopy analyses of mineral composition in- dicated that the El-Lajjun oil ...

Jun 8, 2023 · The mineral composition of the indentation points was described in terms of clay mineral, organic matter, silicate, and carbonate content using SEM-EDS and QEMSCAN, and the shale mineral phases was determined. The variation in Young's modulus was analyzed based on the recorded indentation depth curves and modulus distributions. High-quality shale reservoirs are widely distributed in the Wufeng-Longmaxi Formations of the southern Sichuan Basin. The mineral contents in the high-quality …Sep 17, 2023 · Mineral composition of laminated shale in Q1 in the Gulong Sag, Songliao Basin. (a) Lithologic ternary diagram (modified and simplified from Shi et al., 2019 ): I—clayey shale facies, II—mixed shale facies, III—felsic shale facies, IV—lime-dolostone shale facies. (b) Histogram of the mineral contents. XDR analysis shows that the mineral composition of shale samples before and after SC-CO 2 treatment changes significantly, mainly due to complex chemical reactions between SC-CO 2 and mineral ...Oil shale was one of the first sources of mineral oil used by humans. In the 10th century, the Arabic physician Masawaih al-Mardini (Mesue the Younger) ... A typical shale oil composition includes 0.5–1% of oxygen, 1.5–2% of nitrogen and 0.15–1% of sulfur; some deposits contain more heteroatoms than others. Mineral particles and metals ...Description. Shale is a sedimentary rock composed of very fine clay particles. Clay forms from the decomposition of the mineral feldspar. Other minerals present in shale are quartz, mica, pyrite, and organic matter. …The concession area of the Jordan Oil Shale Energy Co (JOSE) is located in the southern border zone of the Attarat Um Ghudran deposit, next to the Wadi ...Keywords: pore type, pore size distribution, marine-continental transitional shale, mineral composition, Qaidam Basin. Citation: Guo Y, Fang X, Wang H and Wang N (2022) Mineralogy and Pore Structure of Marine–Continental Transitional Shale: A Case Study of the Upper Carboniferous Keluke Formation in the Eastern Qaidam Basin, China. Front.A shale with at least 1% carbonaceous material indicating a reducing environment. A dark, thinly laminated carbonaceous shale, exceptionally rich in organic matter (5% or more carbon content) and sulfide (esp. iron sulfide, usually pyrite ), and often containing unusual concentrations of certain trace elements (U, V, Cu, Ni).

The Gneiss minerals are order into layer that seeing as band. Those layers are compositional banding, happens due to the fact the layers, or bands, are of different composition. The darker bands have incredibly extra mafic minerals (the ones containing more magnesium and iron). The lighter bands incorporate fantastically extra felsic minerals ...

২৬ অক্টো, ২০২১ ... The Marcellus Shale has a variable composition of carbonate minerals with calcite (CaCO3) ranging from 3 to 48% and dolomite (CaMg(CO3)2) ...Oil shale is a type of sedimentary rock that is rich in kerogen. Kerogen is a part of rock that breaks down and releases hydrocarbons when heated. Hydrocarbons are substances made entirely of hydrogen and carbon. Petroleum and natural gas are probably the most familiar . hydrocarbons.The hydrocarbons in oil shale can be used as an …৩১ জানু, ২০২৩ ... Learn how to identify, describe, and understand sandstone, mudstone, and shale, common clastic sedimentary rocks with geology professor ...৩১ জানু, ২০২৩ ... Learn how to identify, describe, and understand sandstone, mudstone, and shale, common clastic sedimentary rocks with geology professor ...Pyrite is a common mineral in sedimentary rocks and is widely distributed in a variety of different morphologies and sizes. Pyrite is also widely distributed in the Es3x shale of the Eocene Shahejie Formation in the Zhanhua Sag, Bohai Bay Basin. A combination of geochemical and petrographic studies has been applied to address the …Shale or Mudstone. Metamorphic Environment. Low grade regional metamorphism along a convergent plate boundary. Type Metamorphic Rock Texture Foliated; Very fine-grained Composition Chlorite, Plagioclase, Quartz Index Minerals Color Bluish-gray Miscellaneous Foliation surface is dull and planar; Slaty Cleavage Metamorphic Type Regional ... Shale is a lithified mud — a sedimentary rock composed mostly of clay- and silt-sized grains. There are several ways to define shale. Some definitions are rather narrow. Glossary of Geology published by the American Geological Institute defines shale as a laminated, indurated rock with >67% clay-sized minerals 1. Outcrop of Ordovician kukersite oil shale, northern Estonia Lower Jurassic oil shale near Holzmaden, Germany. Oil shale geology is a branch of geologic sciences which studies the formation and composition of oil shales–fine-grained sedimentary rocks containing significant amounts of kerogen, and belonging to the group of sapropel fuels. Oil shale …Oct 5, 2022 · In shale gas production, secondary fracturing technology is often used to improve shale gas production capacity. However, the toughness of cement stone used in Class G oil wells is poor, and the cement sheath is easily damaged by impact load during fracturing, resulting in cement sheath sealing failure. To solve this problem, this paper proposes to improve the strength and toughness of cement ...

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Type Sedimentary Rock Origin Detrital/Clastic Texture Clastic; Very fine-grained (< 0.004 mm) Composition Clay minerals, Quartz Color Brown Miscellaneous Blocky Depositional Environment Flood Plain, Lake (away from shore), Mid-continental Shelf, Delta, Tidal Flat, Lagoon, or Deep Marine Type Sedimentary Rock Origin Detrital/Clastic Texture Clastic; Very fine-grained (< 0.004 mm) Composition ...Dec 23, 2021 · Currently, Luzhou in the Sichuan Basin is a focal point for shale-gas exploration and development in China. However, a lack of detailed research on the mineral composition of the Wufeng Formation-Longmaxi Formation (WF-LF) shale is hindering the extraction of deep-buried shale gas in the Luzhou shale play. Herein, a field emission scanning electron microscope (FESEM) equipped with the Advanced ... Phyllite Mineral Composition Phyllite's mineral composition is the same as slate. Most of its components are fine-grained micas (e.g., sericite and muscovite), microcrystalline quartz, and chlorite.The effect of shale composition and fabric upon pore structure and CH 4 sorption is investigated for potential shale gas reservoirs in the Western Canadian Sedimentary Basin (WCSB). Devonian–Mississippian (D–M) and Jurassic shales have complex, heterogeneous pore volume distributions as identified by low pressure CO 2 …XRD analysis of shale samples from well L-2 (Figure 2a) and other seven wells (Figure 2b) in the Long-1 1 sub-section in the southern Sichuan Basin indicates that …On this basis, the influencing factors of the oil retention are summarized from the microscale to the macroscale. The oil retention capacity is comprehensively controlled by organic matter abundance, type and maturity, mineral composition and diagenesis, oil storage space, shale thickness, and preservation conditions. The Hornfels classification of mineral composition that can be seperate into one of three general group. Pelitic Hornfels is derived from shale, slate, and schist. Carbonate Hornfels is derived from limestone, dolomite or marble. Mafic Hornfels is derived from mafic igneous rocks. Chemical Composition of Hornfels PeliticPhyllite includes almost half the amount of quartz mineral in its composition. Quartz and feldspar are found in large quantities in phyllite. Crystals of ratile, cordierite, andalusite, staurolite, and garnet are also found in phyllite. ... pelite, or slate which further comes from a shale protolith. Shale can be transformed into schist, slate ...Dec 23, 2021 · Currently, Luzhou in the Sichuan Basin is a focal point for shale-gas exploration and development in China. However, a lack of detailed research on the mineral composition of the Wufeng Formation-Longmaxi Formation (WF-LF) shale is hindering the extraction of deep-buried shale gas in the Luzhou shale play. Herein, a field emission scanning electron microscope (FESEM) equipped with the Advanced ... ….

The composition of a typical shale oil includes 0.5–1% oxygen, 1.5–2% nitrogen, and 0.15–1% sulfur, often together with mineral particles and some metals (Speight 2008). Shale oil is generally less fluid than crude oil becoming pourable at temperatures of between 24 °C and 27 °C, which affects its ability to be transported through ...In present paper, the mineral and fluid compositions of shale oil from the Songliao Basin are analyzed systematically using core samples, X-ray diffractometer (XRD), and gas chromatography (GC). The effects of shale mineral composition, pore size, temperature, and pressure on the mass density of the adsorbed layers are then studied utilizing molecular dynamics simulation. The results show that ...Intrusive (or, plutonic) igneous rocks form from magma that has cooled below the Earth's surface. Because this cooling process is slow, visible (or, phaneritic) mineral grains have time to form and are usually visible with the naked eye. When any mineral grains in a sample exceed 2 cm in size, the rock is called a pegmatite.Shale, formed largely from clay, is the most common sedimentary rock. ... The clay minerals formed depend on the composition of the source rock and the climate. Acid weathering of feldspar-rich rock, such as granite, in warm climates tends to produce kaolin.২৬ অক্টো, ২০২১ ... The Marcellus Shale has a variable composition of carbonate minerals with calcite (CaCO3) ranging from 3 to 48% and dolomite (CaMg(CO3)2) ...Non-foliated metamorphic rocks do not have aligned mineral crystals. ... respectively) have the same mineral composition, but re-formed larger crystals. On the other hand, some rocks can change substantially. Mudrock (e.g., shale, mudstone) can start out as slate, then progress through phyllite, schist, and gneiss, with a variety of different ...Shale is composed of fine-grained sediments of mud, clay minerals, and quartz ({eq}SiO_2 {/eq}).Clay minerals are hydrous aluminum phyllosilicates which means they contain water, aluminum, and ...Clast Composition: The composition of the clasts within conglomerate can vary widely. They may be made of different types of rocks, minerals, or even fossils, depending on the geological history of the area. Common clast types include granite, limestone, sandstone, shale, and volcanic rocks.Composition of Quartzite. The name itself says it is entirely of quartz. Quartzite’ mineralogical profile looks like this: SiO2 – Min. 97%; ... When iron oxides and other minerals dominate, quartzite takes shades of pinks and reds, blends of blues and yellows, and sea green. Some quartzites come in purple, brown, and black — all thanks to ...By mineral composition classification, the mineral composition of tailings can be divided into clay minerals, non-clay minerals, and metal minerals. The mineral contents of the tailings are listed ... Shale mineral composition, internal standard and the dozen or so minerals in the Pierre Shale. Clinoptilolite is used as defined by Mumpton (1960) because in the Pierre Shale this mineral is stable when heated at 550°0 for half an hour. Peak intensities for the different varieties of feldspar vary with the chemical composition of the feldspar., 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., Mar 14, 2018 · The average shale comprises 59 per cent. clay minerals, 20 per cent. quartz and chert, 8 per cent. felspars, 7 per cent. carbonates, 3 per cent. iron oxide minerals, 1 per cent. organic matter and 2 per cent. other minerals. Illite predominates among the clay minerals. Type. , Andesite is the name of a family of fine-grained, extrusive igneous rocks that are usually light to dark gray in color. They have a mineral composition that is intermediate between granite and basalt. Andesite is a rock typically found in volcanoes above convergent plate boundaries between continental and oceanic plates., Composite wood decking is becoming increasingly popular as a material for outdoor decks. It is durable, low maintenance, and comes in a variety of colors and textures. With its versatility and range of colors, composite wood decking can be ..., Nov 12, 2020 · Shale pore structure and fractal dimension are correlated with mineral composition and total organic carbon (TOC) content, but the correlation is significantly different in different areas, being ... , The effect of shale composition and fabric upon pore structure and CH 4 sorption is investigated for potential shale gas reservoirs in the Western Canadian Sedimentary Basin (WCSB). Devonian–Mississippian (D–M) and Jurassic shales have complex, heterogeneous pore volume distributions as identified by low pressure CO 2 …, Shale is a lithified mud — a sedimentary rock composed mostly of clay- and silt-sized grains. There are several ways to define shale. Some definitions are rather narrow. Glossary of Geology published by the American Geological Institute defines shale as a laminated, indurated rock with >67% clay-sized minerals 1. , The mineral composition is complex, with siliciclastic minerals, carbonate minerals, and clay minerals accounting for the absolute majority of the total mineral content, but other mineral types, such as sulfate minerals, halides, or zeolites are also commonly present [16,17,18]. Precisely because of the heterogeneity of lacustrine shale, it ..., Brittleness index is an important parameter used to select favorable fracturing intervals during shale gas exploitation. Mineral compositions exert a …, Therefore, mineral composition is of great significance to the evaluation and exploration and development of shale gas reservoirs. Taking the Paleogene shale reservoir in Liaozhong Sag as an ..., compaction. true. Quartz is quite resistant to weathering and is an important component of sands in riverbeds and on beaches. (true or false). 100. In an area where the temperature increase with depth averages 20°C per kilometer, the temperature at a depth of 5 kilometers would be ________. 50°C. 200°C. 100°C., Mineral composition of laminated shale in Q1 in the Gulong Sag, Songliao Basin. (a) Lithologic ternary diagram (modified and simplified from Shi et al., 2019 ): I—clayey shale facies, II—mixed shale facies, III—felsic shale facies, IV—lime-dolostone shale facies. (b) Histogram of the mineral contents., The mineral constituents of oil shale vary according to sediment type. Some are true shale in which clay minerals are predominant, such as the Garden Gulch Member of the GRF in Utah . Others, such as the Parachute Creek Member of the GRF in Colorado , are marlstones, containing dolomite or calcite as well as silicate minerals such as clay ..., The mineral composition of the indentation points was described in terms of clay mineral, organic matter, silicate, and carbonate content using SEM-EDS and QEMSCAN, and the shale mineral phases was determined. The variation in Young's modulus was analyzed based on the recorded indentation depth curves and modulus distributions., Aug 22, 2023 · Hence, shale tends to be weak, requiring support for bearing loads. In addition, depending upon the type of clay minerals present, shale may present shrink/swell problems (smectite and chlorite minerals), or squeeze/deformation problems (kaolinite and chlorite minerals). Siltstone Key Point. Silt does not have a precise composition. , Oil shale was one of the first sources of mineral oil used by humans. In the 10th century, the Arabic physician Masawaih al-Mardini (Mesue the Younger) ... A typical shale oil composition includes 0.5–1% of oxygen, 1.5–2% of nitrogen and 0.15–1% of sulfur; some deposits contain more heteroatoms than others. Mineral particles and metals ..., Oil Shale is organic-rich sedimentary rocks that have contain kerogen (insoluble organic matter in sedimentary rock. When subjected to intense heat, these …, In this regard, the complex processing of black shale ore based on a detailed study of its mineral composition for the extraction of rare and REEs is a critical scientific and technical issue. The first extraction of valuable elements from the ore of the Balasauskandyk deposit was performed in the mid-twentieth century ( Ankinovich and ..., Shale is a lithified mud — a sedimentary rock composed mostly of clay- and silt-sized grains. There are several ways to define shale. Some definitions are rather narrow. Glossary of Geology published by the American Geological Institute defines shale as a laminated, indurated rock with >67% clay-sized minerals 1., Heavily metamorphosed and recrystallized arkose. Green mineral is epidote. Salhus, the Bergen Arcs, Norway. Width of view 20 cm. Composition and texture. Quartz and K-feldspar (usually microcline) are the most important minerals in arkose. Plagioclase is clearly less important than K-feldspar and only in rare cases is plagioclase the dominant ..., Sep 4, 2023 · Clast Composition: The composition of the clasts within conglomerate can vary widely. They may be made of different types of rocks, minerals, or even fossils, depending on the geological history of the area. Common clast types include granite, limestone, sandstone, shale, and volcanic rocks. , Displaying the composition profile as a graphic, using EXCEL's CHART WIZARD tool. The method used in the creation of this composition profile is the fundamental basis for mineral estimation profiles from logs produced routinely by high-end log analysis software packages in industry. The computation can be expanded to include estimation of porosity., We use the general term pelite to refer to fine-grained clay-rich sedimentary rocks such as shale or mudstone. When metamorphosed, we call these rocks metapelites. ... 14.2 Thompson AFM projection showing mineral and rock compositions. Figure 14.2 (a Thompson AFM projection) shows, in red, the general composition range for pelitic …, Shale pore structure and fractal dimension are correlated with mineral composition and total organic carbon (TOC) content, but the correlation is significantly different in different areas, being ..., Oil shale was one of the first sources of mineral oil used by humans. In the 10th century, the Arabic physician Masawaih al-Mardini (Mesue the Younger) ... A typical shale oil composition includes 0.5–1% of oxygen, 1.5–2% of nitrogen and 0.15–1% of sulfur; some deposits contain more heteroatoms than others. Mineral particles and metals ..., The test results showed that during hydraulic fracturing, the original mineral composition of the shale may impact the pore structure and hence shale gas recovery. Therefore, the fracturing fluid ..., The Acid Test on Rocks. LIMESTONE, DOLOSTONE, AND MARBLE. Some rocks contain carbonate minerals, and the acid test can be used to help identify them. Limestone is composed almost entirely of calcite and will produce a vigorous fizz with a drop of hydrochloric acid. Dolostone is a rock composed of almost entirely of dolomite. It will …, Fracturability analysis based on mineral composition. Brittle minerals in the mineral composition, such as quartz, feldspar, and calcite, are the main internal factors controlling the degree of fracture development, and directly affect the storage space and seepage channels of shale (Chen et al., 2012). Although pyrite is a brittle mineral, its ..., Nov 28, 2022 · Rock Composition. Slate consists of clay minerals (micas) depending on the exposure level of metamorphism during the formation process. The clay minerals in shale or mudstone change to micas with increasing levels of heat and pressure. The more heat and pressure it receives, the more aligned and crystallized the rocks become. , Hydration induced cracks could promote the complexity of hydraulic fractures in marine shale gas reservoir. But the evolution process and forming mechanism has not been fully investigated. In this paper, Longmaxi marine shale were collected and immersed in three types of fluids (distilled water, fracturing fluid, and mineral oil) for more than 10 days. The spatial-temporal evolution of soaking ..., The two main groups of minerals are the silicates, which are formed from oxygen and silicone, and the non-silicates, which are not composed of silicone and oxygen. Silicate minerals are the largest class of minerals, while non-silicate mine..., Displaying the composition profile as a graphic, using EXCEL's CHART WIZARD tool. The method used in the creation of this composition profile is the fundamental basis for mineral estimation profiles from logs produced routinely by high-end log analysis software packages in industry. The computation can be expanded to include estimation of porosity.