What Do Indigo Gemstones & Crystals Mean?. Learn the names and meanings of indigo crystals and gems including tanzanite, labradorite, iolite, sodalite, azurite, and lapis lazuli. What color is indigo? Indigo is a deep dark blue color that is on the edge of violet. What do indigo gemstones mean? Indigo is associated with the 6th Chakra / Third Eye Chakra, visioning, psychic abilities & spiritual awareness. They each have different meanings, but many a... #gemstones #crystals #beadage Tanzanite Meaning, Indigo Crystals, Dark Blue Crystals, Crystals Meanings, Names And Meanings, Earth Healing, Chakra Third Eye, 3d Eye, Chakra Health