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Comparison of Rapid Methods for Chemical Analysis of Milligram Samples of Ultrafine Clays
Borate fusion Chemical analysis Classic rock analysis HF decomposition Microanalytical method
2012/2/7
Two rapid methods for the decomposition and chemical analysis of clays were adapted for use with 20–40-mg size samples, typical amounts of ultrafine products (≤0.5-µm diameter) obtained by moder...
Semiquantitative Chemical Analysis of Asbestos Fibers and Clay Minerals with an Analytical Electron Microscope
Amphibole Asbestos Chrysotile Morphology Structure
2012/2/10
By using a transmission electron microscope equipped with an energy dispersive spectrometer, it was possible to detect the morphological, structural, and chemical characteristics of individual asbesto...
Analysis of Iron-Bearing Clay Minerals by Electron Spectroscopy for Chemical Analysis (ESCA)
Clay Minerals Electron Spectroscopy Chemical Analysis (ESCA)
2012/2/13
Nontronite and biotite were analyzed by Electron Spectroscopy for Chemical Analysis (ESCA). Both minerals yielded ESCA spectra with well-defined peaks and the elements identified by the ESCA spectra w...