Minerals of the Composition MgSiO z 



393 









\ 









i 







e 



T 





P / 



/ * 



'* \ * 



] 



e 







A 





c 



J 







' 



1 U— 



'<r 





K/ 6 



i 





- 1 



7c 



a 

 Table II.* 



No. 



Letter. 



Symbol. 



Miller. 



9 



P 



1 



c(?) 







001 





2° 00' 





2 



« 



cc o 



100 



90 00 



90 00 



3 



b 



Oco 



010 



00 





4 



m 



CO 



110 



44 04 





5 



n 



co 2 



120 



23 07 





6 



IV) 



00| 



250 



17 56 





1 



k (?) 



3co 



310 



70 44 





8 



r 



2co 



210 



66 54 





9 







1 



111 



43 29 



39 58 



10 



i 



12 



121 



24 58 



52 11 



11 



P 



10 



10J 



90 00 



29 09 



12 



s 



11 



111 



46 52 



40 21 



13 



e 



12 



121 



28 30 



53 10 



14 



(?) 



*o 



103 



90 00 



11 55 



15 



(?) 



io 



103 



90 00 



12 55 



* The angles given in this table are the weighted averages of the angles 

 measured. 



