vesuvianite vs vesuvian

vesuvianite and vesuvian both are nouns.

Word	Noun	Adjective	Verb	Adverb
vesuvianite	Yes	No	No	No
vesuvian	Yes	No	No	No

As nouns, vesuvianite and vesuvian are synonyms defined as:

vesuvianite and vesuvian: a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone

Other synonyms of vesuvianite include idocrase.

vesuvianite (noun)	vesuvian (noun)
a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone	a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone