meerschaum vs mineral

meerschaum and mineral both are nouns.

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

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

meerschaum: a white clayey mineral
mineral: solid homogeneous inorganic substances occurring in nature having a definite chemical composition

meerschaum (noun)	mineral (noun)
a pipe having a bowl made of meerschaum	solid homogeneous inorganic substances occurring in nature having a definite chemical composition
a white clayey mineral

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