calcium carbonate

English Thesaurus

1. a salt found in nature as chalk or calcite or aragonite or limestone (noun.substance)

hypernym	:	carbonate,
definition	:	a salt or ester of carbonic acid (containing the anion CO3) (noun.substance)

hyponym	:	dripstone,
definition	:	the form of calcium carbonate found in stalactites and stalagmites (noun.substance)

substance meronym	:	chalk,
definition	:	a soft whitish calcite (noun.substance)

substance meronym	:	calcite,
definition	:	a common mineral consisting of crystallized calcium carbonate; a major constituent of limestone (noun.substance)