morganite vs transparent gem

morganite and transparent gem both are nouns.

Word	Noun	Adjective	Verb	Adverb
morganite	Yes	No	No	No
transparent gem	Yes	No	No	No

As nouns, transparent gem is a hypernym of morganite; that is, transparent gem is a word with a broader meaning than morganite:

morganite: a kind of pink beryl used as a gemstone
transparent gem: a gemstone having the property of transmitting light without serious diffusion

Other hypernyms of morganite include beryl.

morganite (noun)	transparent gem (noun)
a kind of pink beryl used as a gemstone	a gemstone having the property of transmitting light without serious diffusion