A and A# are associated with the brow chakra. Located at the middle of the forehead, the color of this chakra is indigo. Issues are related to intuition. Sense is clairvoyance. Disharmony of this chakra manifests as schizophrenia, disorders of the sinus, ears and eyes, insomnia, egotistical behavior, arrogance, totalitarianism, authoritativeness, obsessions, headaches, Emotions associated with this chakra include obsession and ecstasy. The function is clairvoyance and the symbol is a six-pointed star. The endocrine influence is on the pituitary gland. Associated with the element of light and the signs of Capricorn and Aquarius and the planet is the sun and moon. Azurite, silver, and all indigo gemstones are related to this chakra. Essential oils are juniper, peppermint, rosemary, frankincense, and sandalwood. Quality is intuition. Vowel sound of E. Continue scrolling or return to diagram.