Minerals
Altisite
altisite
Na3K6Ti2Al2Si8O26Cl3
Altisite: Mineral information, data and localities. — via www.mindat.org · Source
Overview
Altisite (IMA symbol: Ati) is an exceedingly rare alkaline titanium aluminosilicate chloride mineral with formula Na3K6Ti2Al2Si8O26Cl3, from alkaline pegmatites. It is named after its composition (ALuminium, TItanium, and SIlicon). The mineral crystallizes in the monoclinic crystal system with space group C2/m.