Alsakharovite-Zn

Alsakharovite-Zn (IMA symbol: Ask-Zn ) is an extremely rare alkaline strontium zinc titanium silicate mineral from the cyclosilicates class, with the chemical formula NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4*7H2O, from alkaline pegmatites. It belongs to the labuntsovite group.

The mineral crystallizes in the monoclinic system with space group Cm.