PHYSIOGRAPHY. 



Mesotype. 



35 



[ESOTYPE. Prismatic Kouphone-Spar. 

 MOHS. 



Primary form. Right rhombic prism. M on M = 91 



y. 



Secondary forms. 



Fig. 292. 



M 



M 



Cheshire, (Conn,) 



Fig. 293. 



M 



M 



Cheshire, (Conn.) 



Fig. 294. 



Fig. 295. 



Iceland. 



