238 
BROWN : CATALOGUE OF CALCUTTA METEORITE COLLECTION. 
Date Df 
Fall or Find. 
Name and Description. 
Weight in 
Grammes. 
Fell 19)0, January 7, 11-30 
A.M. 
MIRZAPUR—contd. 
and deeply pitted in places. 
In colour it ranges from 
greyish to glossy black. 
Interior light ash-grey with 
light-coloured chondri and 
very little metallic matter. 
Troilite occurs in large nodules 
and in veins. The mass is 
traversed by well-defined 
series of black branching veins. 
Slickensiding visible in two 
places. Reg. No. 250- A. 
Small mass with a little crust. 
The interior is more breccia- 
ted than in the case of the 
previous specimen. Reg. No. 
250-B 
Fragments. Reg. No. 250-C. 
8,305 
208 
1912: Cotter: Rec, Oeol. Surv., 
Ind., Vol. XLII, Pt. 4, pp. 
272-273 . . . - 
1-8 
Known 1804 . 
MISTECA (YANHUITLAN), 
Oaxaca, Mexico. 
Iron. Medium octahedrite. Cm. 
Small fragment with natural 
and etched surfaces. The 
latter show Widmanstatten 
figures. Reg. No. 43 . 
Thin slab partly edged with 
crust. An etched face shows 
distinct Widmanstatten 
figures. Reg. No. 148 
18 
147 
Fell 1882, February 3 
MOCS, Kolos, Hungary. 
Stone. Veined white chondrite, 
Cwa. Complete individual 
tetrahedral in form, with 
rounded angles. Covered 
with black crust with the 
exception of one corner, where 
the coarse, greyish interior, 
with rust spots, is seen. Crust 
black to dark reddish-black. 
Reg. No. 224 .. . 
112 
