Infrared and electron microprobe analysis of ammonium ions in hyalophane feldspar


Anton Beran*, John Armstrong, George R. Rossman

Division of Geological and Planetary Sciences
California Institute of Technology
Pasadena, California 91125, U.S.A.

*Permanent address: Instiutt für Mineralogie und Kristallographie, Universität Wien, Vienna, Austria

Abstract

Electron microprobe analysis indicates that there is 0.12 wt% nitrogen in hyalophane feldspar from Zagrlski Potok, Bosnia, Yugoslavia. Infrared spectroscopy demonstrates that it is present as ammonium ions.


European Journal of Mineralogy, 4, 847-850.