Obsidian is a stone without limitations or boundaries that works extremely fast and with great power. It provides clarity and is a strong protective stone which deflects negativity and psychic attack. It is an excellent grounding stone that is effective at blocking geopathic stress and absorbing negative energies from the environment.
Black Obsidian is an excellent protective stone, stabilising internal and external energies and gently protecting one from that which could bring physical or emotional harm. It provides a shield against negativity, transforming negative vibrations within an environment.