Mt. St. Helens Twilight Obsidianite Emerald-Cut Lever-back Sterling Silver Earrings

Twilight Obsidianite Color-Changing Pear-Cut Leverback Earrings. Made from pulverized rock erupted from Mt. St. Helens in Washington and set in sterling silver. Under natural or incandescent light this stone appears purple (similar to tanzanite), while under fluorescent light it changes to sky blue (similar to blue topaz). Available in 2 sizes: 8 x 6 mm; $165.00 10 x 8 mm; $219.00