1. Introduction. Baghdadite (BAG) [Ca 3 Zr(Si 2 O 7)O 2 or Ca 3 ZrSi 2 O 9] is a calcium zirconium silicate mineral, which was first discovered in Qala-Dizeh, North East of Iraq, from melilite skarns and reported in 1986 [1].Afterward, it was found in melilite skarns of Flekkeren, Oslo Rift, Norway, Akaggane mine, Iwate prefecture, Japan, spurrite-rich …Web