Natural volcano lava & Turkoise gemstone bracelet Lava stone is a volcanic rock with many benefits. Also called Basalt, it is a volcanic rock from an eruption or the magma of a volcano. It contains the energy of fire. The Turquoise stone would bring calm and serenity, and amplify the capacities of love. Dimensions: bracelet 55mm (2 1/8 in.) inside diameter - Turquoise beads 0.32 in. - lava stones 0.36 in.