bastnaesite vs atomic number 60

bastnaesite and atomic number 60 both are nouns.

Word	Noun	Adjective	Verb	Adverb
bastnaesite	Yes	No	No	No
atomic number 60	Yes	No	No	No

bastnaesite (noun)	atomic number 60 (noun)
a yellow-to-brown mineral that is a source of rare earth elements	a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium