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LOT 49157573

URUACU XXL Iron Meteorite, Brazil, VERY RARE - 618 g

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Uruaçu is an iron meteorite from IAB group, octahedrite type in terms of structure. The first time that fragments were recovered was in 1992, when several masses were found by farmers in Goiás, Brazil. Since then, some fragments have been recovered, but in general we can say that it is a rare and scarce meteorite. Iron meteorites are composed mainly of iron and nickel. Actually, they are a piece of an asteroid core. In the differentiation process, when the asteroid is a ball of magma, during its formation, iron and nickel settle to the core of the asteroid, as they are the heaviest elements. After cooling, the asteroid metal core is formed. Through catastrophic collisions, the asteroid and its core break and the fragments remain in space, until a piece falls to our planet. They are estimated to account for 5. 7% of falls. At Expometeoritos, we take care of dissemination, talks, workshops, analysis, classification and exhibitions of meteorites. We are members of: .
- IMCA (International Meteorite Collectors Association) #8187 .
- Meteoritical Society .
- American Meteor Society All our pieces are certified and, if the value of the piece is over €300, we also provide its chemical composition analysis, carried out in our facilities by X-ray spectrography.

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21 Jun 2021
Spain
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[ translate ]

Uruaçu is an iron meteorite from IAB group, octahedrite type in terms of structure. The first time that fragments were recovered was in 1992, when several masses were found by farmers in Goiás, Brazil. Since then, some fragments have been recovered, but in general we can say that it is a rare and scarce meteorite. Iron meteorites are composed mainly of iron and nickel. Actually, they are a piece of an asteroid core. In the differentiation process, when the asteroid is a ball of magma, during its formation, iron and nickel settle to the core of the asteroid, as they are the heaviest elements. After cooling, the asteroid metal core is formed. Through catastrophic collisions, the asteroid and its core break and the fragments remain in space, until a piece falls to our planet. They are estimated to account for 5. 7% of falls. At Expometeoritos, we take care of dissemination, talks, workshops, analysis, classification and exhibitions of meteorites. We are members of: .
- IMCA (International Meteorite Collectors Association) #8187 .
- Meteoritical Society .
- American Meteor Society All our pieces are certified and, if the value of the piece is over €300, we also provide its chemical composition analysis, carried out in our facilities by X-ray spectrography.

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Time, Location
21 Jun 2021
Spain
Auction House
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