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Post Info TOPIC: Conception Junction pallasite


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Farmer Unearths a Rare Meteorite

A rare and beautiful meteorite has been discovered by a farmer in northwest Missouri. It is only the 20th meteorite of its kind found in the United States.
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Conception Junction meteorite
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A meteorite which slammed into a hillside is thought to be the first of its kind ever discovered. The landowner, who wished to remain anonymous, came across the specimen near the small town of Conception Junction, Missouri.
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Scientists are analysing an extremely rare meteorite found by a farmer in a tiny Missouri town called Conception Junction (population 202), reports Washington University in St. Louis, which helped identify the rock.
An unnamed farmer had found the unusually heavy stone buried in the side of a hill. He sawed off the end of the stone and realised he had something that didn't come from Earth.
The metal rock is studded on the inside with green olivine crystals. It is one of only 20 so-called pallasite meteorites that have been found in the United States.

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Last January, two amateur meteorite hunters dropped by Randy Korotev's office at Washington University in St. Louis to show him their latest purchase, a 17-kilogram pallasite meteorite found in 2006 near Conception Junction (population 202) in northwest Missouri.
Korotev, research professor in earth and planetary sciences in Arts & Sciences and an expert in lunar meteorites, identified the stone as of a fragment of an asteroid.
His lab also analysed crystals within the rock to help identify its body of origin, eventually referring the meteorite hunters to the University of California, Los Angeles (UCLA), for analysis of the metal in which the crystals are embedded.
The meteorite is a pallasite, a type of meteorite named for Peter Pallas, a German naturalist who first described one in 1749.

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Conception Junction pallasite
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The Conception Junction pallasite was discovered in 2006, but it was not until 2009, when Karl Aston became the first person to confirm the stone's meteoric origin. A Missouri native, Aston had engaged in an ad campaign throughout parts of his home state's farmland and positively identified the meteorite after responding to an inquiry from one of his ads - a strategy often used by the likes of Harvey Nininger and Oscar Monnig in the United States during the prior century. A chemist by education and profession, Aston has only been engaged in the meteorite arena for a handful of years. But his passion for the hobby has already led to successful field expeditions with recoveries of the Ash Creek (Texas, 2009) and Mifflin (Wisconsin, 2010) witnessed falls, among other accomplishments.
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Latitude:    40°16'N, Longitude:    94°41'W



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