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Mineralogy of Dickite and Nacrite from Northern Taiwan
Alteration Dickite Hydrothermal Nacrite Taiwan
2011/12/5
Abstract: Nacrite and dickite are found in two localities in northern Taiwan. One, containing nacrite and dickite, is associated with a gold-enargite deposit as a vug-filling clay in the Chinkushih (C...
Hydroxyl-Stretching Bands in Curve-Fitted Micro-Raman, Photoacoustic and Transmission Infrared Spectra of Dickite from St. Claire, Pennsylvania
Curve-fitting Dickite Infrared LO and TO Crystal Modes Micro-Raman OH bands SEM
2011/12/5
Abstract: The OH-stretching region in curve-fitted micro-Raman, photoacoustic and transmission IR spectra of St. Claire dickite was investigated. Polarized Raman spectra recorded from the (001) and (0...
Thermal Decomposition of a Dickite-Hydrazine Intercalation Complex
Dickite DTA-TG-DTG HTXRD Hydrazine Intercalation Complex Kaolinite
2011/12/6
Abstract: The intercalation complex of a low-defect dickite from Tarifa, Spain, with hydrazine was studied by high-temperature X-ray diffraction (HTXRD), differential thermal analysis (DTA), and therm...
An experimental study of kaolinite and dickite relative stability at 150-300 ∑C and the thermodynamic properties of dickite
kaolinite dickite relative stability thermodynamic properties dickite
2012/3/31
The Gibbs free energy (DG ) of the reaction kaolinite ￡dickite was generated from 0(1) solubility measurements of natural kaolinite and dickite performed in acid solutions at temperatures ranging from...
Single-crystal Raman spectroscopic study of dickite
Single-crystal Raman spectroscopic dickite
2012/3/30
Raman spectra were obtained from the (001), (010), and (100) faces of a St. Claire dickite specimen of known orientation. Raman spectra collected from the (010) and (100) faces of dickite are reported...
Dickite, Nacrite and Possible Dickite/Nacrite Mixed-Layers from the Betic Cordilleras (Spain)
Dickite Differential thermal analysis Infrared spectroscopy Mixed-layers Nacrite Very low-grade metamorphism X-ray powder diffraction
2011/12/23
Abstract: Nacrite, dickite and intermediate dickite-nacrite phases have been identified from the upper Paleozoic sequences of the Malúguide Complex (Betic Cordilleras, Spain). Nacrite developed as euh...
Fourier Transform Raman Spectroscopy of Kaolinite, Dickite and Halloysite
Dickite FT Raman spectroscopy Halloysite Infrared spectroscopy Kandite clay Kaolinite
2011/12/27
The vibrational modes of clay minerals are uniquely accessible to FT Raman spectroscopy, but this potentially powerful technique has found limited application to the study of clay mineral structure. R...
Diagenetic Kaolinite/Dickite (Betic Cordilleras, Spain)
Crystallinity Dickite Differential thermal analysis Electron microscopy Infrared spectroscopy Interstratified minerals Kaolinite Thermogravimetry X-ray powder diffraction
2011/12/30
The lower Permo-Triassic sediments of the Maláguide Complex contain abundant dickite. Whole rocks were studied by optical microscopy, scanning electron microscopy, and X-ray powder diffraction. The 2–...
Rietveld Refinement and Fourier-Transform Infrared Spectroscopic Study of the Dickite Structure at Low Temperature
Dickite FTIR Infrared spectroscopy Low temperature Neutron powder diffraction Rietveld refinement
2011/12/29
The full structure of dickite from St. Claire, Pennsylvania, including hydrogen atoms, was refined in space group Cc using time-of-flight neutron powder diffraction data obtained at 12 K and Rietveld ...
Polarized Single-Crystal Fourier-Transform Infrared Microscopy of Ouray Dickite and Keokuk Kaolinite
Crystal structure Dickite Fourier-transform infrared microscopy Hydroxyl orientation Kaolinite Single crystal
2012/1/5
Single-crystal Fourier-transform infrared (FTIR) spectra of Keokuk kaolinite and Ouray dickite were obtained with an FTIR microscope. Although numerous IR, FTIR, and Raman spectra of polycrystalline k...
Infrared Study of Structural OH in Kaolinite, Dickite, Nacrite, and Poorly Crystalline Kaolinite at 5 to 600 K
Crystallinity Dickite Infrared spectroscopy Kaolinite Nacrite X-ray powder diffraction
2012/1/6
The resolution of the infrared spectra of structural OH in kaolin-group minerals increases with decreasing temperature. Poorly crystalline kaolinite gives typical infrared spectra, which suggest the e...
Authigenic Kaolinite and Dickite Associated with Metal Sulfides—Probable Indicators of a Regional Thermal Event
Dickite Kaolinite Metallic ores Morphology Regional thermal event
2012/1/9
Authigenic, well-crystallized kaolinite and dickite occur within sulfide mineral deposits (minesize to hand-specimen size occurrences) of the Mississippi Valley type in Arkansas, Kansas, Missouri, Iow...
Chromium-Bearing Dickite and Chromium-Bearing Kaolinite from Teslic, Yugoslavia
Chromium Dickite Infrared Kaolinite Optical absorption
2012/2/8
Three samples of bluish chromium-bearing dickite and chromium-bearing kaolinite were examined by X-ray powder diffraction, chemical analysis, electron microprobe, optical, and infrared techniques to d...
Note on the Intercalation of Kaolinite, Dickite and Halloysite by Dimethyl-Sulfoxide
Kaolinite Dickite Halloysite Dimethyl-Sulfoxide
2012/2/13
Various kaolinites, a dickite and halloysites have been treated by DMSO in presence of D2O and subsequently washed by D2O. This procedure allowed to record OD stretching bands which are due specifical...
The Location of Iron-55, Strontium-85 and Iodide-125 Sorbed by Kaolinite and Dickite Particles
Location of Iron-55 Strontium-85 Kaolinite Dickite Particles
2012/2/15
The autoradiographic method at the electron microscope level has been applied successfully to locate the position of sorbed ions and compounds associated with kaolinite and dickite particles. For suit...