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 |
Related media on Wikimedia Commons |
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.
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
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.