7 
78 Report on Meteorites. 
tion of acids. 'The etched surface is illustrated in the accompa- 
nying figure. 'The pattern is strikingly peculiar, as well as beau- 
tiful. The bright shining veins, which resist the action of the 
acid, are rarely nearer together than the ,';th or ;';th of an inch; 
i, 
ARSC ¥ 
Pi 
Lie 
tty 
: SS y i) a 
My 
AAW x \UB/ sg 
NAA) “A [pg P oe 
ON ee | /3/ 
Uist y 
Capon 
fs ty 
Wp 
and these in place of being continuous, are interrupted at frequent 
intervals. In their course also, they frequently exhibit little tri- 
angular enlargements, the sides of the triangles curving inwards. 
The surface included between the shining lines, and which forms 
at least ,°;ths of the whole, is every where finely freckled as if 
depending upon a granular texture, and even bears some analogy 
to what is familiarly known as crystallized tin, or Moiree met- 
allique. 
Its hardness is very tinusual, no iron with which I am ac- 
quainted offering on the whole, so much resistance to the opera- 
tion of slitting. Mr. Rockwell gives as its composition, iron 
92-291, and nickel 8-146. My own result in a single analysis, 18 
as follows: 
Iron, ; : ; ; . 95°200 
Nickel, : A : : 2°125 . 
Insoluble, : . ; ; ‘500 
Sulphur and loss, . : : 2:175 
