bisphenoid

bisphenoid

[bī′sfē‚noid]
(crystallography)
A form apparently consisting of two sphenoids placed together symmetrically.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The chalcopyrite probably constituted the finest specimen material, and some excellent bisphenoids to 4 cm and complex (etched?) masses to 6 cm were being offered by Peter Bosse (Wilhelmhoher Alee 321, Kassel, Germany 34131).
Letter from Europe
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