Montmorillonite is a very soft phyllosilicate group of minerals that form when they precipitate from water solution as microscopic crystals, known as...
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consisting mostly of montmorillonite (a type of smectite) which can either be Na-montmorillonite or Ca-montmorillonite. Na-montmorillonite has a considerably...
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investigate the use of the mineral montmorillonite as a surface for ribonucleotide polymerization and other processes. Montmorillonite is formed by the accumulation...
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between two tetrahedral sheets, and examples are talc, vermiculite, and montmorillonite. The layers in 1:1 clays are uncharged and are bonded by hydrogen bonds...
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Protocell (section Montmorillonite bubbles)
be found at marine environments. A study in the 1990s showed that montmorillonite clay can help create RNA chains of as many as 50 nucleotides joined...
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of montmorillonite, but can often contain secondary minerals such as quartz and calcite. In clay mineralogy, smectite is synonym of montmorillonite (also...
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warm water. In the field of geology, it is more commonly known as montmorillonite. Diosmectite is a contraction of "dioctahedral smectite". Its effectiveness...
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lakes and marine basins. The main groups of clays include kaolinite, montmorillonite-smectite, and illite. Chlorite, vermiculite, talc, and pyrophyllite...
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kaolin, lithium magnesium silicate, lithium magnesium sodium silicate, montmorillonite, pyrophyllite, and zeolite". International Journal of Toxicology. 22...
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ion-exchange resins (functionalized porous or gel polymer), zeolites, montmorillonite, clay, and soil humus. Ion exchangers are either cation exchangers...
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halloysite (from the proper name), saponite (soapstone),: 187 bentonite or montmorillonite (from the French: Montmorillon, toponym). The last mineral is a large...
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benzene to cyclohexane catalyzed by rhodium(I) complex supported on montmorillonite clay". Reaction Kinetics and Catalysis Letters. 48 (2): 547. Bibcode:1992RKCL...
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commonly used are kaolin and the smectite clays such as bentonite, montmorillonite, and Fuller's earth. However, their use is declining, and modern evidence-based...
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Bauxite (aluminium ore) Beckerite (natural resin) Bentonite (mixture of montmorillonite and other clays) Bixbite (red gem variety of beryl) Bowenite (variety...
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within the liposomes than they would have outside. Some clays, notably montmorillonite, have properties that make them plausible accelerators for the emergence...
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siliceous fossils Volcanogenic constituents: Tuffites, volcanic ash, montmorillonite, cristobalite, zeolites Terrigenous constituents: Quartz, feldspars...
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the quartz based bodies. Dunting also occurs in wares produced from montmorillonite clay bodies due to the volume expansion of cristobalite during its...
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useful oxidants in organic synthesis. For example, ferric nitrate on Montmorillonite—a reagent called Clayfen—has been employed for the oxidation of alcohols...
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silicates (clay minerals) of varying composition. Common components are montmorillonite, kaolinite, and attapulgite. Small amounts of other minerals may be...
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Clays — over 30 Sesquioxides — 0–3 Kaolinite — 3–15 Illite — 25–40 Montmorillonite — 60–100 Vermiculite (similar to illite) — 80–150 Humus — 100–300...
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other mudrocks. The clay minerals represented are largely kaolinite, montmorillonite and illite. Clay minerals of Late Tertiary mudstones are expandable...
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gels, hydrogenated castor oil, some clays (including bentonite, and montmorillonite), carbon black suspension in molten tire rubber, some drilling muds...
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recrystallizing feldspar into clay minerals such kaolinite, halloysite, and montmorillonite. In tropical regions where precipitation is high, weathering forms...
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and Krishna valleys. These soils contain essential clay minerals as montmorillonite. These soils cover an extensive area of 300,000 square kilometres....
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astronomical observatory in Arizona, USA MMt, one million metric tons Montmorillonite, a clay Magical Mystery Tour, a record by the English rock band the...
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Atterberg Limit Values for the Clay Minerals Mineral LL, % PL, % SL, % Montmorillonite 100-900 50-100 8.5-15 Nontronite 37-72 19-27 Illite 60-120 35-60 15-17...
13 KB (1,680 words) - 01:38, 20 November 2023
Mg(NO3)2·6H2O magnesium nitrate hexahydrate 13446-18-9 MgNaAl5(Si4O10)3(OH)6 montmorillonite (clay) 1318-93-0 MgO magnesium oxide magnesia periclase 1309-48-4 Mg(OH)2...
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Tosudite Smectites and vermiculite family Beidellite Ferrosaponite Montmorillonite Nontronite Saponite Sauconite Swinefordite Vermiculite Volkonskoite...
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can be produced non-biologically in the wild. Some clays, notably montmorillonite, have properties that make them plausible accelerators for the emergence...
234 KB (22,557 words) - 19:51, 28 April 2024
to convert dithioacetals to carbonyls. A related reagent based on montmorillonite has proven useful for the nitration of aromatic compounds. Copper(II)...
15 KB (1,330 words) - 15:03, 20 March 2024