Alsakharovite-Zn (IMA symbol: Ask-Zn[1]) is an extremely rare alkaline strontium zinc titanium silicate mineral from the cyclosilicates class, with formula written as NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4·7H2O, from alkaline pegmatites. It belongs to the labuntsovite group.[2][3]
The mineral crystallizes in the monoclinic system with space group Cm.[4]
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