Lava beads are known as Diffuser beads.
Lava beads are grounding stones – connection to Mother Earth. It is known to promote strength and courage. They are porous in nature and can be used with essential oils, allowing you to benefit from the particular healing properties of that oil, as it slowly diffuses throughout the day.
Hematite also has strong grounding energy. It brings a quality of energy that is strong and powerful, it is known as the stone for the mind.