Metatron's Cube is a complex figure made up of circles and lines. It's considered a sacred symbol in some spiritual traditions and is named after the archangel Metatron. Some people believe it represents the fundamental patterns of the universe and contains all the building blocks of creation. 
 
Placing a Metatron's Cube symbol on your third eye is thought to activate your intuition and psychic abilities. Some people believe it can help you see beyond the physical world and connect with higher realms of consciousness. It's a practice used in some spiritual traditions for enhanced spiritual insight.
 
Amethyst is thought to have a strong connection to spirituality and intuition. Some believe it can help with clarity, calmness, and even spiritual growth. It's considered a powerful crystal for those seeking a deeper connection to themselves and the universe.
 
Combining Metatron's Cube and Amethyst on the third eye can create a powerful synergy. The cube is thought to amplify the amethyst's properties, potentially leading to deeper meditation experiences, enhanced intuition, and a stronger connection to higher consciousness. It's a practice used by some for spiritual exploration and inner growth.