Toluca (meteorite)
Toluca is an iron meteorite found in 1776 in Mexico near Toluca.
| 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[1] |
| Observed fall | No |
| Fall date | >10000 years ago |
| Found date | 1776 |
| TKW | 3 tonnes |
 | |
History
The meteorite probably crashed towards the Earth more than 10000 years earlier.[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.
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.
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See also
References
- Meteoritical Bulletin Database: Toluca
- Iron and steel in ancient times, Vagn Fabritius Buchwald ISBN 978-87-7304-308-0
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