Prehnite, Peridot, and Crystal Earrings 25101 Prehnite, Peridot, and Cut Crystal Earrings Cut Crystal 8mm x 2 Prehnite 6mm x 2 Peridot 4mm x 2 Prehnite, known for its healing and soothing properties, purifies negative emotions, while Peridot, the stone of the sun, transforms them into positive energy, like the bright sun. The sparkling cut crystal also disperses good energy. These are cute, sparkling earrings. (Earrings can be exchanged for allergy-friendly resin earrings)