CHALYBITE: Dictionary Entry and Meaning

Pronunciation:			'kalu`bIt
WordNet Dictionary
	Definition:		[n]  iron ore in the form of ferrous carbonate
	Synonyms:		siderite
	See Also:		iron ore
Webster's 1913 Dictionary
	Definition:		\Chal"y*bite\, n. (Min.) Native iron carbonate; -- usually called siderite.