As the title says, me and my mates farmed some myth and alexandrite, till we hit 96% of success on one materia. The good new is, that you won't lose your alexandrit, but only the materia if it fails :)
GL HF farming guys, hope to see some novus glows soon!
http://www.reddit.com/r/ffxiv/commen..._wont_lose_it/
Edit: http://i.imgur.com/yHZxv8D.jpg