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Stony
& Iron Meteors
Asteroids & comet's nucleus are composed of
similar materials except comets are composed of antimatter. Meteorites
shown below are composed
of stony & iron materials.
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Chondrites
are the most common meteorites and comprises 85.7 percent of what falls on Earth. The
meteorite was collected in Antarctica and is thought to have formed in the
primordial nebula, about 4.55 billion years ago.
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Achondrites are the second type of meteor that falls on Earth (7.1
percent) The sample,
found in Antarctica, has a basaltic composition.
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Stony-iron
meteors compose 1.5
percent of meteors that fall on earth.
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Iron
meteors represent 5.7 percent. The meteor was found in Antarctica and is composed of iron and nickel. It is probably a small
piece that broke up from the core of a larger asteroid. |
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