All cubic crystals, as far as I am aware, will not birefringe. All others can (but it may be weak for reasons that don't depend on symmetry).
On Wed, Jun 11, 2008 at 5:33 PM, Jacob Keller <[EMAIL PROTECTED]> wrote: > Dear Crystallographers, > > is there a list somewhere of spacegroups which can and cannot be > birefringent? Upon what feature of the spacegroup does this depend? > > Jacob Keller > > ******************************************* > Jacob Pearson Keller > Northwestern University > Medical Scientist Training Program > Dallos Laboratory > F. Searle 1-240 > 2240 Campus Drive > Evanston IL 60208 > lab: 847.491.2438 > cel: 773.608.9185 > email: [EMAIL PROTECTED] > ******************************************* > -- ------------------------------------------------------------------------- William G. Scott contact info: http://chemistry.ucsc.edu/~wgscott Please reply to: [EMAIL PROTECTED]
