Yooperlite (Fireworks Stone) Obelisk (Approx. 2 5/8” - 3 3/8") 0830 The fireworks show up when you use a black light. You will receive one of crystal similar to those pictured in the listing intuitively chosen by me. Size is approximate and each stone varies. •Release Negative Thoughts •Self-acceptance •Inner Peace See more at stonepathtrading.com