The best zodiac signs for labradorite are Leo, Scorpio, and Sagittarius, as they are frequently associated with the stone's properties of transformation and magic. Other compatible signs include Pisces and Aquarius, which benefit from the stone's ability to help with spiritual growth and balancing emotional energies. 
Labradorite's spiritual meaning centers on transformation, protection, and spiritual growth. It is often called the "stone of magic" and is believed to enhance intuition, promote mental clarity, and shield the aura from negative energy. The stone is also associated with the third eye, crown, and throat chakras, supporting psychic abilities and clear communication.