More about the gemstones:
Black Snake Charm 
Onyx is a strengthening stone. It provides support in difficult or confusing circumstances and during times of enormous mental or physical stress. Onyx promotes vigor, steadfastness and stamina. It aids learning lessons, imparting self-confidence and allows you to be at ease in your surroundings.
Tourmaline cleanses, purifies and transforms dense energy. It grounds, clears and balances all the chakras. It is a useful healing tool, dispersing negative energy. Tourmaline aids in understanding oneself and others, taking you deep into yourself, promoting self-confidence and diminishing fear. It can clear negative thoughts, dispersing tension and stress.
Wood symbolizes growth, vitality, and new beginnings. It fosters creativity, personal development, and renewal, helping you embrace transformation and reach your fullest potential.