Analysis of the Maryland Aerolite. 135 
Oxide of Iron eaten - 24.00 
Oxide of Nickel - me 1.25 
Silica with other earthy matte 3.46 
Sulphurs trace. 
28.71 
The presence of sulphur was indicated by the odour of 
sulphuretted hydrogen, on the first addition of the acid. 
S ieeenaeemneetantaill 
Additional notice of the physical characters of the Maryland 
Aerolite, 
b~ As the visits of these extraordinary strangers to our plan- 
et are frequent, and their origin is not yet satisfactorily ex- 
ined, it is obviously proper to register carefully all the 
cts respecting them, that thus we, or those who follow us, 
may, by and by be ina condition to reason correctly respect- 
ing them. 
We hastened to lay before our readess the account which 
\ 
* Vol. EX. page 351. 
