You're not messing around, you want prime protection. The volcanic Obsidian crystal ball extinguishes evil elements so you can be your best, undisturbed. Meaning Obsidian is the #1 crystal for repelling negative thoughts, energy, and people. Because you have better things to do than be bothered by bad vibes. Read more about Obsidian. More Your new sphere is polished from natural and untreated Obsidian from Mexico. This is a pure black volcanic stone polished into a shiny crystal ball. Your stone may show organic white pits, bubbles, and deep surface veins. Each stone is unique. Showcase your crystal on a display stand.