chalcanthite vs copper sulfate

chalcanthite and copper sulfate both are nouns.

Word	Noun	Adjective	Verb	Adverb
chalcanthite	Yes	No	No	No
copper sulfate	Yes	No	No	No

As nouns, copper sulfate is a hypernym of chalcanthite; that is, copper sulfate is a word with a broader meaning than chalcanthite:

chalcanthite: hydrated blue crystalline form of copper sulfate
copper sulfate: a copper salt made by the action of sulfuric acid on copper oxide

Other hypernyms of chalcanthite include copper sulphate, cupric sulfate, cupric sulphate.

chalcanthite (noun)	copper sulfate (noun)
hydrated blue crystalline form of copper sulfate	a copper salt made by the action of sulfuric acid on copper oxide