单词 | snc meteorites |
释义 | SNC meteoritesSNC meteoritesA small group of stony (achondrite) meteorites, named after its three main members Shergotty, Nakhla, and Chassigny. These igneous rocks seem to be only 1300 to 200 million years old. It is suggested that they have been ejected from Mars by some crater-producing event. |
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