ORDER vr. PABATOMOUS AUGITE-SPAR. 269 



Char, of Comb. Hemi-prismatic. Inclination of 

 (r+ oo) 3 = 101 5'. 







Combinations. 1. . (Pr -f- oo) 3 . Sim. 

 Fig. 44., reversed. Greenland. 



2. ~ ft- + oo. Pr + oo. Sim. Fig. 46., 

 reversed. Elba. 



3. . (Pr + o>) 3 . r + QD. Pr-f- oo. Fig.72. Etna. 



58 



4. ?L ~ (Pr + oo) 3 . Pr + oo. Pr + oo. 



Piedmont. 



5. *_ r . J. (^.-^ -L^ 

 2222 2 



Pr + oo. Pr + oo. Fig. 73. Fassa, Tyrol. 



6. L r . Z. 201 -L r . -(?)!. (fr+oo) 3 . 

 222 2 2 



(P + oo) 6 . Pr + oo. Pr + oo. Fig. 176. 

 Ala, Piedmont. 



Cleavage, (f r + cc) 3 rather perfect, but interrupt- 

 ed, also Pr + oo and Pr -j- oo; sometimes 



from which the adjective paratomous has been 

 derived. Fracture conchoidal, sometimes per- 

 fect ... uneven. Surface, P oo frequently un- 

 even and curved, the vertical faces, particularly 

 Pr + oo and Pr + QD, striated parallel to the axis, 



.sometimes rough. 



