One of the most sought-after minerals in the world, Green Agate has been prized for ages due to its eye-catching range of hues from light to dark green. Throughout history, this semi-precious stone has been used for ornamentation and jewelry in a variety of cultures. Green agate is highly valued for its purported ability to shield against stress and negative energy. It is also thought to promote physical healing and produce a sense of equilibrium and centering, which improves goal-focused undertakings.