VOL. II. PLATE XVI. 



FIG. 84. Albite. 



r P Pr ( 



P / 



Pr+0 , ; 



Jlf 



Fie. 85. Albite. 



* ^ M 

 FIG. 86. Albite. 



T- /Z l?. r __?: -? 



2' 4' 4* 2 "2 





2 2 



* * M 



FIG. 87. Albite. 



? r Z ?f r 



2' 4' 2' 2 



s P I 



2 2 " 2 



Pr + oo. 

 M 





