Green Aventurine is a type of quartz that is typically green in color due to the presence of microscopic fuchsite particles. This crystal has various benefits, both metaphysical and physical. Here is a list of benefits of using green aventurine and what it can do for you, Physical Healing: Aventurine is believed to have a positive impact on various physical ailments. It is often used to support the heart, lungs, and circulatory system. It is also thought to help with skin conditions and allergies. Protection: Aventurine is considered a protective crystal that can shield against negative energies and electromagnetic pollution. It is often used as a talisman for protection and grounding.