Board Thread:General Discussion/@comment-26202003-20150314210117/@comment-25973584-20150315191731

Zircon, Ruby and Sapphire don't actually make a garnet. Sapphires and rubies are simply two varieties of the same stone; Corundum. An actual combination of them would produce a mishmashed corundum.



I do lots of geological studies in my freetime. None of the fusions present in the show are possible.

The Crewinverse chooses their fusions based on color palette and gem mythos apparently.