1" - 1 1/4" Polished Stones. Blue Aventurine is particularly stimulating to the Third Eye and Throat Chakras, opening one to higher spiritual guidance, psychic and intuitive abilities. It encourages open and honest communication and speaking one's truth . Blue Aventurine is a very calming stone that can be used for balancing and healing your emotions. It will help you communicate creatively and clearly, avoiding miscommunications and misunderstandings.