Geology and Nar er of @ part of Massachusetts, §-c. 43 
Green Fe Idsp «This rare sub-variety” is found in 
Chesterfield. alo abundant in the granite at Chester. 
Emmons. Rather pale green, colour not uniform, struc- 
ture palinied less mere than the ota varieties, 
Bluish white, lantinng oda —— of a 
* stellular form’”—a wl en [ti 
ite. The oe As} hesterfield passes 
into a granular va st exactly resembling the al- 
bite of Sweden. In Cheste, itis fine and coarse granular. 
Vate = ‘Sacht 
‘ 
j- Goadrangular prisms in granite, 
ar 
nt at Chester. 
Var. 4. Cota: 
Found sometimes withthe preceding. __ e, 
10. sapz. 
; > 
Wabtp. Nephrite. ee 
Found on Westfield river. Very temeaitias, scratches 
quartz, pale green, oily aspects spline fragments, and 
fracture dull—rare. Emmo 
.) » BERYL. 
Six sided prisms and amorphous, of ne delicate green 
—sometimes five inches in diameter, in anite at Chester 
and Norwich. Emmons. Also, in similar and large crys- 
tals in Worthington—sometimes whitish. 
t 
