METEORITE COLLECTION—HANDBOOK AND. CATALOGUE, ° 37 
AEROSIDERITES OR IRON METEORITES. 


Known 1827.| Sancha Estate, Santa Rosa, Coahuila, Mex- 
ico. 
ai Thin, polished slab, a portion etched, but no W.f. 
brought out. (W.) 70 
90 Turnings. (K. ) 10 
Found 1832. | Walker County, Alabama. 
38 Thin, polished slab. The etched surface bears in- 
tersecting short straight lines similar to those 
regarded by Brezina in the Hex River Moun- 
tains iron, as plates of troilite. (W..) 25.5 
39 Worked mass. (W.) 128 
Fell Aug. 1, 
1835. Charlotte, Dickson Co., Tennessee. 
40 Thin slab, one surface etched. Typical W. f. 
(W.) 7 
Known 1836. | Wichita County, Texas, 
41 Full-sized slab, etched. Shows coarse W.f., nod- 
ules of troilite and scattered flakes of schrei- 
bersite. ; (W.) 1,396 
Found 1837. | Butcher Irons, Desert of Mapimi, Coahuila, 
Mexico. 
42 Large, thin slab, a portion etched. The latter 
shows a stippled surface intersected by num- 
erous short, straight lines, probably of troilite, 
also nodules of same. (W.) 2,140 
43 Large segment showing natural, polished and 
etched surfaces. Naturalsurface very smooth. 
Etched surface like that of previous speci- 
men. (W.) 3,402 
Found 1839. | Putnam County, Geor gia. 
dt Cleavage pieces showing octahedral form, separ- 
ated by thin plates of taenite. (K ) 
Found 1840. | Magura, Arva, Hungary. 
45 Etched slab showing delicate but very distinct W.f. 
The plates intersect at angles of 1090. (W ) 6 
46 *Irregular fragment. Cleavage structure promi- 
nent. (W ) 137 
47 Fragment showing natural and etched surface. 
= 
Described Bo i 48. Hee 
1840. Cosby’s Creek, Cocke Co., Tennessee. 
48 *Several irregular fragments, all showing octahe- 
dral cleavage. (W.) 40 
49 Irregular fragment, cleavage structure prominent. 
The tin-white plates are taenite. (W.) 42.5 
Found 1840. | Careyfort, De Kalb Co., Tennessee. 
50 Thin slab, one surface etched but showing no W. f. 
Troilite nodules and flakes of schreibersite 
appear on the etched portion. (W.) 55 
