Dark, understated, and anything but ordinary, Black Tourmaline has a fascinating history and some surprising scientific properties. Discover what makes this popular stone unique, why it has long been used for protection and grounding, and the many ways people use it today.

Did you know some crystals are older than the dinosaurs, some rocks glow under ultraviolet light, and the device you're reading this on contains minerals? From ancient Earth to everyday technology, these 10 surprising crystal facts reveal just how fascinating the world of rocks, minerals, and gemstones really is. Whether you're a seasoned collector or simply curious, there's something here that just might surprise you.