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Diagenetic Illite-Chlorite Assemblages in Arenites. I. Chemical Evolution
ATEM Chlorite EDS Illite
2011/12/31
Authigenic chlorites and illites coexisting in clastic reservoir sandstones have been studied by energy dispersive X-ray spectroscopy (EDS) in the transmission electron microscope (TEM). All 16 sample...
Microstructures, Mixed Layering, and Polymorphism of Chlorite and Retrograde Berthierine in the Kidd Creek Massive Sulfide Deposit, Ontario
Berthierine Chlorite Massive sulfide deposit Microstructures Mixed layering Polymorphism Polytypism Transmission electron microscopy
2011/12/31
Transmission electron microscopy (TEM) was utilized to determine the origins of berthierine and chlorite in the core of the footwall alteration zone of the Kidd Creek massive sulfide deposit, Ontario....
Randomly Interstratified Serpentine/Chlorite: Its Detection and Quantification by Powder X-ray Diffraction Methods
Interstratification Mixed-layered Serpentine/chlorite Tuscaloosa X-ray diffraction line broadening
2011/12/30
X-ray diffraction studies of the pore-lining chloritic mineral from the Tuscaloosa Formation disclose a marked pattern of odd-order line broadening for the 001 to the 00,16 reflections. The odd-order ...
Chlorite Vermiculitization and Pyroxene Etching in an Aeolian Periglacial Sand Dune, Allen County, Indiana
Chlorite Denticulations Dunes Etching Hydroxy-Al Indiana Pleistocene Pyroxene Vermiculite Weathering
2012/1/4
Weathering has etched and deeply-denticulated the constituent orthopyroxenes, and chlorite has been transformed to vermiculite in the upper 3 m of an aeolian, periglacial sand dune formed in northeast...
Chemiographic Analysis of Trioctahedral Smectite-to-Chlorite Conversion Series from the Ohyu Caldera, Japan
Chlorite/smectite mixed layer Corrensite Ohyu caldera Smectite-to-chlorite conversion
2012/1/4
The chemical compositions of chlorite-smectite mixed-layered minerals (C/S) from the Ohyu caldera (Inoue, 1985) are analyzed using M+-4Si-3R2+ diagrams. The assumed original saponite has the following...
Structural Variations in Chlorite and Illite in a Diagenetic Sequence from the Imperial Valley, California
Chlorite Diagenesis High-gradient magnetic separation Illite Interstratification Polytype X-ray powder diffraction
2012/1/4
Samples of cuttings from the Borchard A-2 well, Imperial Valley, California, were collected over a measured borehole temperature interval 135° to 275°C. The <0.5-µm (e.s.d.) fraction was separat...
Neutron Diffraction Study of a One-Layer Monoclinic Chlorite
Cation ordering Chlorite Crystal structure Hydrogen bonding Neutron diffraction
2012/1/6
A monoclinic IIb-2 clinochlore from the Achmatov mine, Ural Mountains, U.S.S.R., was investigated by neutron diffraction. The formula, based on electron microprobe and wet chemical analyses, is (Mg4.5...
Estimation of Heavy Atom Content and Distribution in Chlorite Using Corrected X-Ray Powder Diffraction Intensities
Chlorite Heavy atoms Intensity measurements Sample preparation X-ray powder diffraction
2012/1/9
The heavy atom content and distribution in chlorite were estimated using the relative intensities of basal X-ray powder diffraction (XRD) peaks. For these peaks to be meaningful, however, corrections ...
Weathering of Chlorite and Vermiculite in Ultramafic Rocks of Cabo Ortegal, Northwestern Spain
Chlorite Hydroxy-Al Serpentinite Smectite Vermiculite Weathering X-ray powder diffraction
2012/1/9
Chloritic veins in serpentinite and their weathering products were analyzed by X-ray powder diffraction (XRD) and X-ray fluorescence spectrometry (XRF). Chlorite formed during the Hercynianage orogene...
Authigenesis of Kaolinite and Chlorite in Texas Gulf Coast Sediments
Authigenesis Back-scattered electron imaging Chlorite Illite/smectite Iron Kaolinite
2012/1/11
Core cuttings from numerous wells traversing Oligocene through Recent sediments of the Texas Gulf Coast were examined with a scanning electron microscope using the back-scattered electron imaging mode...
Sorption, Desorption, and Isotope Exchange of Cesium (10−9–10−3 M) on Chlorite
Acid treatment Cation exchange Cesium Chlorite Isotope exchange Sorption
2012/1/13
Batch cation-exchange experiments were performed on chlorite, using synthetic ground water containing cesium in the concentration range 10−9–10−3 M. The sorption behavior was complex; with...
Supergene Vermiculitization of a Magnesian Chlorite: Iron and Magnesium Removal Processes
Chlorite Infrared spectroscopy Interstratified chlorite/vermiculite Iron Mossbauer spectroscopy Vermiculite Weathering
2012/1/12
An X-ray powder diffraction study of a vermiculitized chlorite in an amphibole schist near Limoges, France, shows the following weathering sequence: chlorite → ordered interstratified chlorite/vermicu...
Vanadium Chlorite from a Sandstone-Hosted Vanadium-Uranium Deposit, Henry Basin, Utah
Chlorite Chlorite/smectite Corrensite Diagenesis Tosudite Uranium Vanadium X-ray powder diffraction
2012/1/12
An unusual vanadium chlorite precipitated during the formation of a vanadium-uranium ore deposit in the Henry Basin, southeastern Utah. The ore deposit formed by reduction and precipitation of U and V...
Curves for the Quantification of Mica/Smectite and Chlorite/Smectite Interstratifications by X-ray Powder Diffraction
Chlorite/smectite Ethylene glycol Interstratification Mica/smectite Mixed layer quantification X-ray powder diffraction
2012/2/2
X-ray powder diffraction intensities for many interstratified structures of mica/smectite and chlorite/smectite were calculated by changing combinations of probabilities and transition probabilities o...
Transmission Electron Microscopic Study of Diagenetic Chlorite in Gulf Coast Argillaceous Sediments
Berthierine Chlorite Diagenesis Illite/smectite Transmission electron microscopy
2012/2/1
Transmission and analytical electron microscopy have been used to study the diagenesis of the trioctahedral component of phyllosilicates (principally chlorite) in argillaceous core samples (depths of ...