andradite vs garnet

andradite and garnet both are nouns.

Word	Noun	Adjective	Verb	Adverb
andradite	Yes	No	No	No
garnet	Yes	No	No	No

As nouns, garnet is a hypernym of andradite; that is, garnet is a word with a broader meaning than andradite:

andradite: a garnet consisting of calcium iron silicate and having any color ranging from yellow and green to brown and black; used as gemstone
garnet: any of a group of hard glassy minerals (silicates of various metals) used as gemstones and as an abrasive

andradite (noun)	garnet (noun)
a garnet consisting of calcium iron silicate and having any color ranging from yellow and green to brown and black; used as gemstone	any of a group of hard glassy minerals (silicates of various metals) used as gemstones and as an abrasive