An Etymological Dictionary of Astronomy and Astrophysics
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A class of → meteorites that is → brecciated→ stony-iron with nearly equal amounts of → metal and → silicates.

→ meso-; → siderite.

1) A mineral composed of iron carbonate, FeCO₃, that is a valuable ore of → iron.
2) A category of → meteorites consisting mainly of → iron and → nickel, commonly referred to as Irons. There are 13 different chemical groups of siderites. These groups are defined based on the relative abundance of nickel, gallium, germanium, and iridium. Irons are also categorized by their structural type.

→ sidero-; → -ite.