Spheres will vary in size
Onyx is a stone of soothing and calming for emotional stress.
Green Onyx carries with it the primary properties of all forms of Onyx which are known for strength, willpower, and discipline.
Green Onyx is associated with the healing and strengthening of the heart, both physically and emotionally. It is thought to bring strength and balance emotionally and physically. It allows for a still mind so that one may call upon their inner endurance and persistence, making both self-mastery and dreadful tasks feel like a breeze.