The Meteorite Largest Ever Present in america

The Willamette Meteorite on show on the American Museum of Pure Historical past in New York Metropolis.

The Willamette Meteorite weighs 15.5 tons. This iron meteorite, which was present in Oregon. It’s the largest meteorite present in North America

The Willamette Meteorite is an iron-nickel meteorite found within the U.S. state of Oregon. It’s the largest meteorite present in North America and the sixth largest on the planet.

There was no impression crater on the discovery website; researchers consider the meteorite landed in what’s now Canada or Montana, and was transported as a glacial erratic to the Willamette Valley through the Missoula Floods on the finish of the final Ice Age (~thirteen,000 years in the past).


The meteorite is presently on show on the American Museum of Pure Historical past in New York Metropolis, which acquired it in 1906. Having been seen by an estimated forty million individuals through the years, and given its putting look, it’s among the many most well-known meteorites recognized.

The Willamette Meteorite weighs about 32,000 kilos (15,000 kg). It’s categorized as a kind III iron meteorite, being composed of over ninety one% iron and seven.sixty two% nickel, with traces of cobalt and phosphorus. The approximate dimensions of the meteorite are 10 ft (three m) tall by 6.5 ft (2 m) large by four.25 ft (1.three m) deep.

The Willamette Meteorite accommodates larger concentrations of varied metals which might be fairly uncommon in Earth’s crust. For instance, Iridium, one of many least ample parts in Earth’s crust, is discovered within the Willamette Meteorite at a focus of four.7 ppm, hundreds of occasions greater than its crustal abundance.

The Willamette Meteorite in 1911, a number of years after it was discovered.


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