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chondrite |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.02 sec. |
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chondrite: see meteorite meteorite, meteor that survives the intense heat of atmospheric friction and reaches the earth's surface. Because of the destructive effects of this friction, only the very largest meteors become meteorites. ..... Click the link for more information. . chondrite [′kän‚drīt] (geology) A stony meteorite containing chondrules. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The scientists believe that the crater -- roughly 100 micrometers in diameter -- formed when a chondritic micrometeoroid struck the craft at high velocity, leaving a dent in an aluminum panel near its leading edge. First, their elemental makeup is similar to that of chondritic mateorites, which contain mostly silicon, magnesium, iron, and aluminum. 20 NATURE, "we have found a suprisingly high abundance of unmelted chondritic fragments. |
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