Toluca (meteorite)
| Toluca | |
|---|---|
|
500g Toluca slice | |
| Type | Iron |
| Structural classification | Coarse Octahedrite |
| Group | IAB-sLL[1] |
| Composition | 91% Fe; 8,1 % Ni |
| Country | Mexico |
| Region | Toluca Valley, Jiquipilco, Mexico State |
| Coordinates | 19°34′N 99°34′W / 19.567°N 99.567°WCoordinates: 19°34′N 99°34′W / 19.567°N 99.567°W[1] |
| Observed fall | No |
| Fall date | >10000 years ago |
| Found date | 1776 |
| TKW | 3 tonnes |
Toluca is an iron meteorite found in 1776 in Mexico near Toluca.
History
It probably fell more than 10000 years ago.[2] For centuries, Mexican people living near the meteorites, used them as a source of metal for various tools. It was discovered by conquistadores in 1776.
The total known mass is about 3 tonnes.[1]
Composition and classification
This iron meteorite is a coarse octahedrite, chemical type IAB-sLL. The mean composition is 91% Fe and 8,1% Ni. It often contains large troilite inclusions.
See also
References
- 1 2 3 Meteoritical Bulletin Database: Toluca
- ↑ Iron and steel in ancient times, Vagn Fabritius Buchwald ISBN 978-87-7304-308-0
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