sid·er·ite /ˈsɪdəˌraɪt/
菱鐵礦,隕鐵
Sid·er·ite, n.
1. Min. (a) Carbonate of iron, an important ore of iron occuring generally in cleavable masses, but also in rhombohedral crystals. It is of a light yellowish brown color. Called also sparry iron, spathic iron. (b) A meteorite consisting solely of metallic iron. (c) An indigo-blue variety of quartz. (d) Formerly, magnetic iron ore, or loadstone.
2. Bot. Any plant of the genus Sideritis; ironwort.
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siderite
n 1: iron ore in the form of ferrous carbonate [syn: chalybite]
2: a meteorite consisting principally of nickel and iron