Amethyst is a gemstone with many metaphysical properties, including:
Spiritual awareness: Amethyst is associated with the crown chakra, which is considered the center of spiritual enlightenment. It's believed to promote spiritual growth, intuition, and higher consciousness. 
Emotional balance: Amethyst is thought to promote emotional balance, relieve stress, and provide confidence and calmness. 
Protection: Amethyst is believed to offer protection from negativity, stress, and anxiety. 
Love and passion: Amethyst is said to possess the energy of love and passion, and is used to celebrate wedding anniversaries. 
Clarity of mind: Amethyst is commonly associated with clarity of mind. 
Meditation: Amethyst is believed to aid in meditation, helping to calm the mind and enhance spiritual connection. 
Insomnia: Amethyst crystals are prescribed to people who suffer from insomnia.