Hackmanite stone will change colors in light, but it’s also reversible. This is different than the color change effect in stones like alexandrite since the stone doesn’t immediately change color.
Hackmanite will slowly change color in sunlight. The variety found in Greenland is a strong violet when pulled from the earth, fading to a pale green-white after prolonged sun exposure. It then changes back when kept out of the sun for some time.
Hackmanite is a rare sulfur-rich variety of Sodalite. An interesting fact about this crystal is that it can change color when exposed to sunlight. It has a color ranging from pale to deep violet. And when you place the crystal in the sun, it can shift to gray or green colors. But beyond being pretty, it has some powerful properties to offer.
Healing: Hackmanite's vibration resonates with the Third Eye and Crown levels, awakening them and helping anybody heed one's intuition encouragement and understand the correctness of events.