Dumortierite is a blue borosilicate best known for being in a rare and sought-after variety of quartz called "dumortierite quartz." Its colors range from pale to deep violet-blue. Many even recognize it as “blue dumortierite quartz.”

What is dumortierite stone good for? Like most blue gemstones, dumortierite crystals associate with wisdom, virtue, freedom, and good fortune. This “Stone of Support” is believed to enhance your life at all levels.