magnesia vs mineral

magnesia and mineral both are nouns.

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

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

magnesia: a white solid mineral that occurs naturally as periclase; a source of magnesium
mineral: solid homogeneous inorganic substances occurring in nature having a definite chemical composition

magnesia (noun)	mineral (noun)
a white solid mineral that occurs naturally as periclase; a source of magnesium	solid homogeneous inorganic substances occurring in nature having a definite chemical composition

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