noun
stony-iron meteorite
Technical term in astronomy and geology for a meteorite containing roughly equal parts silicate minerals and nickel-iron metal.
石鉄隕石は、石質隕石と鉄隕石の中間的な組成を持つ。
Stony-iron meteorites have a composition intermediate between stony meteorites and iron meteorites.
Compound of 石 (stone), 鉄 (iron), and 隕石 (meteorite), literally 'stone-iron meteorite'.