halite vs common salt

halite and common salt both are nouns.

Word	Noun	Adjective	Verb	Adverb
halite	Yes	No	No	No
common salt	Yes	No	No	No

As nouns, common salt is a hypernym of halite; that is, common salt is a word with a broader meaning than halite:

halite: naturally occurring crystalline sodium chloride
common salt: a white crystalline solid consisting mainly of sodium chloride (NaCl)

Other hypernyms of halite include mineral, sodium chloride.

halite (noun)	common salt (noun)
naturally occurring crystalline sodium chloride	white crystalline form of especially sodium chloride used to season and preserve food
	a white crystalline solid consisting mainly of sodium chloride (NaCl)