NATURE STUDY 
A MONTHLY BULLETIN OF THE 
Manchester Institute of Arts and Sciences. 
Vol. I. JULY, 1900. No. t. 
Stalactitic Limonite Near Manchester. 
BY WILLIAM H. HUSE. 
A short distance east of Lake Massabesic and about half a 
mile south of the picturesque village of Auburn rises a small, 
wooded hill with rounded top and somewhat steep sides whose 
gneissic frame crops out in places through its coating of soil 
and supports upon its top a few good-sized bowlders that came 
down from the north with the 
glacial ice-sheet. Through the 
middle of this mass of gneiss is 
a seam of mica schist some¬ 
what loosely foliated and quite 
porous. The whole mass of 
rock is impregnated with iron. 
Some time in the past a rend¬ 
ing of the earth’s crust occurred 
at this point and the mica schist, 
less solid than the gneiss, gave 
way and left a fissure extending 
for a short distance into the hill. 
The entrance is about six feet 
high and four wide. For a few 
feet the cave is as wide and high as the entrance. Then from 
