CLASSES 



ORTHOAXIAL 



POL Y A X I A L 



AM E B A X I A L 



SINCUIAR 



4 



DIRECTIONS 



MOHOCLINIcf^KOHHOMBIC 



^ 



SINGULAR DIRECTION 



TRIOONAL TETRACONAL 



NO SINGULAR DIRECTIONS 



ISOMETRIC 



1 



4\ 



A 



O RTHOHEDRAL 



AM E B AH EDRAL 



