6. Stereographical P 
gen-pattern of dextrog 
onium-Tartrate. Plate 
A 
a 
AN 
Ly) 
eet, 
WLI] 
8. Stereographical P 
a of dextrog 
onium-Tartrate. Plate 
Fig. 13. Stereographical Projection of the Röntgen- 
pattern of Benitoite. Plate parallel to (1210). 
Fig. 14. Stereographical Projection of the Röntgen- 
pattern of Benitoite. Plate perpendicular to the c-axis. 
