The Conversion of X-Ray Intensity Ratios to Composition Ratios in the Electron Probe Analysis of Small Particles Using Mineral Standards

M. A. F. Pyman*, J. W. Hillyer and A. M. Posner*
* Department of Soil Science and Plant Nutrition, University of Western Australia, Nedlands 6009, Western Australia
Electron Microscopy Centre, University of Western Australia, Nedlands 6009, Western Australia

Abstract: X-ray intensity ratios of Si/Al, Si/Fe, and Al/Fe in micron-sized particles of geochemical standards were found to vary linearly with the composition ratio. The same linear relationship was found for samples of the clay minerals kaolinite and illite.

Key Words: Albite • Biotite • Illite • Kaolinite • Orthoclase • Phlogopite

Clays and Clay Minerals; August 1978 v. 26; no. 4; p. 296-298; DOI: 10.1346/CCMN.1978.0260407
© 1978, The Clay Minerals Society
Clay Minerals Society (www.clays.org)