PDF versionacute bisectrix (a-cute'). In optically biaxial minerals, the direction bisecting the acute angle between optic axes. Cf: obtuse bisectrix.
PDF versionacute bisectrix
PDF versionPDF versionPDF versionPDF versionacute bisectrix (a-cute'). In optically biaxial minerals, the direction bisecting the acute angle between optic axes. Cf: obtuse bisectrix.