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H. R. Keusen and T. Peters
Preiswerkite, an Al-rich trioctahedral sodium mica from the Geisspfad ultramafic complex (Penninic Alps)
American Mineralogist (December 1980), 65(11-12):1134-1137
Index Terms/Descriptors:
Latitude & Longitude:
GeoRef, Copyright 2004, American Geological Institute.
(Na0.98K0.02Ca0.01)(Mg1.91Al0.91Fe20.08Fe3; Alps; Central Alps; Central Europe; chemical composition; crystal chemistry; Europe; formula; Geisspfad; mica group; mineral data; mineralogy; minerals; new minerals; optical properties; Pennine Alps; preiswerkite; sheet silicates; silicates; sodium mica; Switzerland; X-ray data
N45°50'00" -
N46°10'00" and
E7°00'00" -
E8°15'00" (Search for maps and images at Alexandria Digital Library)
Copyright © 1980 by the GeoScienceWorld.
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