cassiterite vs mineral

cassiterite and mineral both are nouns.

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

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

cassiterite: a hard heavy dark mineral that is the chief source of tin
mineral: solid homogeneous inorganic substances occurring in nature having a definite chemical composition

cassiterite (noun)	mineral (noun)
a hard heavy dark mineral that is the chief source of tin	solid homogeneous inorganic substances occurring in nature having a definite chemical composition

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