galena vs mineral

galena and mineral both are nouns.

Word	Noun	Adjective	Verb	Adverb
galena	Yes	No	No	No
mineral	Yes	Yes	No	No

As nouns, mineral is a hypernym of galena; that is, mineral is a word with a broader meaning than galena:

galena: soft blue-grey mineral; lead sulfide; a major source of lead
mineral: solid homogeneous inorganic substances occurring in nature having a definite chemical composition

galena (noun)	mineral (noun)
soft blue-grey mineral; lead sulfide; a major source of lead	solid homogeneous inorganic substances occurring in nature having a definite chemical composition

galena (adjective)	mineral (adjective)
	relating to minerals
	composed of matter other than plant or animal