quartz vs atomic number 14

quartz and atomic number 14 both are nouns.

Word	Noun	Adjective	Verb	Adverb
quartz	Yes	No	No	No
atomic number 14	Yes	No	No	No

quartz (noun)	atomic number 14 (noun)
a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities	a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
colorless glass made of almost pure silica