Phase equilibria constraints on pre-eruptive magma storage conditions for the 1956 eruption of Bezymianny Volcano, Kamchatka, Russia

► Phase equilibria experiments on 1956 eruptive products of Bezymainny volcano Kamchatka ► Low-pressure storage conditions of 1956 Bezymianny magma prior to catastrophic eruption ► Timescales of magma storage at low pressures