462 
MEASUREMENTS OF CRYSTALS. 
HEAVY SPAR. Figs. 29 to 46 inclusive. Page 
204. 
Fig. 29. The primary, a right rhombic 
prism. 
M on M / ___ 101°42 y 0" 
M or M/ on P. 90 0 0 
M on k .. 129 13 54 
M on z . 154 26 52 
P on d . 140 59 21 
P on k 
P on i 
P on o 
d on d 
d on l 
k on o 
o on o 
o on z 
z on z 
90° O' 0" 
157 56 59 
127 5 13 * 
78 1 58 
163 2 22 
142 8 47 
105 49 34 
135 39 58 
110 25 58 
This is incorrectly printed in the body of the work (page 205) 137° 5' 13". 
