单词 | stony-iron |
释义 | stony-ironAstronomy adjective (Of a meteorite) containing appreciable quantities of both rock and iron.Chondrites are made primarily of rock and so have a lower density than stony-iron meteorites, which contain some metal....
noun A stony-iron meteorite.Material like that of the stony-irons is thought to occur at the core-mantle boundary of the Earth....
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