No Geodes are Alike. Uniquely different. 

Amethyst is a natural tranquillizer, it relieves stress and strain, soothes irritability, balances mood swings, dispels anger, rage, fear and anxiety.  Alleviates sadness and grief, and dissolves negativity.  It calms and stimulates the mind, helping you become more focused, enhancing memory and improving motivation.  Amethyst assists in remembering and understanding dreams.  It relieves insomnia.  Encourages selflessness and spiritual wisdom

about: 4"x 3" sizes may very