siderite

About 0.13 uses per million words.

Meaning

1. noun A widespread brown mineral, FeCO3, having the structure of calcite.
2. noun An iron meteorite.
3. noun An indigo blue variety of quartz.
4. noun Magnetic iron ore; lodestone.

Similar words

chalybite spherulitic siderotil sideronatrite siderophyllite siderolite spathic iron ferrocalcite siderazote sideraphthite

Often followed by

and is in or are concretions nodules ore cement

Word family

siderites