... has been used for decades in a diamond.simulant called YAG or yttrium ... similar to natural garnets.but with a brilliance and fire more similar to ... Oxide, Neodymium Oxide, PR+ND Oxide, Samarium Oxide, Europium Oxide, Gadolinium Oxide, Yttrium Oxide, Terbium Oxide, Dysprosium Oxide, Holmium Oxide, Erbium Oxide, Thulium Oxide, Ytterbium Oxide, Lutetium Oxide and so on. Bottom price Europium powder ...