Description | Glaserite is an evaporite mineral having composition (K,Na)3Na(SO4)2. It may be massive or it may form as crusts on other minerals. This sample comes from the famous Searles Lake playa deposits near Trona, California. The Searles Lake deposits contain many other evaporite minerals, including borax, burkeite, galeite, gaylussite, halite, hanksite, mirabilite, nahcolite, northupite, pirssonite, schairerite, searlesite, sulphohalite, teepleite, thenardite, tincalconite, trona, and tychite. |