336 J. L. Smith—Position of Meteorites in North Mecico. 
has succeeded in accomplishing. At the same time he has a 
fragment of another mass, still larger than any yet known, 
which will be called the San-Gregorio Meteoric Tron. Its des- 
cription is as follows: ‘ 
The San- Gregorio Meteorite—This immense mass of meteoric | 
iron is situated on the western border of the Mexican Desert,a 
map of which is given on the next page. Some idea of its 
form may be had in the accompanying sketch. 
6 ft. 6 in. It measures 6 
ee =: feet 6 inches im 
Y 
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i 
fe") 
R 
ro 
at 
ig) 
‘ Or 
. ei : ah 
& 
Sp eS ERA Pe ne Oe ane ee aa ale Mey a 
AN 
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zz = — 
Se con un p Jue 
jierro destrueré, por que en el mondo no habra quien lo puedo 
deschacer,” 
It lies within the enclosure of a hacienda, having beet 
hauled to the ranch many years ago by the Spaniards, 
be mad ‘ 
be about five tons, it could not have been transported very !% 
find it to be of the softer meteoric irons, with a specific g 
of 7°84. e fragment I possess is too small for the study ® 
the true character of its Widmannstitian figures. , 
On analysis, it furnished the following composition : 
BOG a ee 95°01 
PR i "22 
| SO eae “51 
OU ip cca minute trace 
weotpheryg 66 0°08 
This San-Greg 
ty observatio 
to the accompany; 
