Marialite

Marialite is a silicate mineral with a chemical composition of Na4Al3Si9O24Cl if a pure endmember or Na4(AlSi3O8)3(Cl2,CO3,SO4) with increasing meionite content. Marialite is a member of the scapolite exists between marialite and meionite It is a rare mineral usually used as a collector's stone. It has a very rare but attractive gemstones and cat's eye.