Word Meaning

siderite definition and meaning

n. 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.
n. A meteorite consisting solely of metallic iron.
n. An indigo-blue variety of quartz.
n. Formerly, magnetic iron ore, or loadstone.
n. Any plant of the genus Sideritis; ironwort.