Board Thread:General Discussion/@comment-25480732-20141002223145/@comment-25521508-20141013061324

Synth620 wrote: Gemma crystallus, or Gemma noncrystallus for gems like Lapiz. Lapis Lazuli is a gem, like all the corrupted ones, she just named them "The Crystal Gems".

We have to wait for more epsiodes to confirm  that there are other uncorrupted gems in the Gem World.