cinnamon stone vs essonite

cinnamon stone and essonite both are nouns.

Word	Noun	Adjective	Verb	Adverb
cinnamon stone	Yes	No	No	No
essonite	Yes	No	No	No

As nouns, cinnamon stone and essonite are synonyms defined as:

cinnamon stone and essonite: a garnet ranging in color from yellow to brown

Other synonyms of cinnamon stone include hessonite.

cinnamon stone (noun)	essonite (noun)
a garnet ranging in color from yellow to brown	a garnet ranging in color from yellow to brown