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A new consideration of oxygen isotope resetting among metamorphic minerals is made account-
-buffering by typical mineral assemblages during cooling and (2)
ing for (1) the possibility of f
experim...
Infrared Vibrations of Hematite Formed From Aqueous- and Dry-Thermal Incubation of Si-Containing Ferrihydrite
Ferrihydrite Hematite Infrared spectroscopy Morphology Silicon Thermal treatment
2012/1/4
Ferrihydrite samples having Si/Fe molar ratios ranging from 0 to 1 were synthesized by the reaction of Fe2(SO4)3 and Na2SiO3 with NaOH to an equilibrium pH of 8.2. Hematite formed by incubating the fe...
Effects of Dry Grinding and Leaching on the Crystal Structure of Chrysotile
Acid leaching Asbestos Chrysotile Dry grinding Infrared spectroscopy Thermal gravimetric analysis Transmission electron microscopy
2012/1/6
The structural damage produced by dry grinding and acid leaching of chrysotile was studied by transmission and scanning electron microscopy, infrared spectroscopy, X-ray powder diffraction, and thermo...