Rainbow Obsidian, The Sparkling Birthstone for August 30th
Birthstone for August 30th: Rainbow Obsidian Description of Rainbow Obsidian Rainbow Obsidian, also known as “Heaven’s Eye,” is a volcanic glass with a stunning iridescence. While its base color appears deep black, light reveals concentric layers of vibrant colors—greens, purples, blues, and even golden hues. This striking phenomenon is caused by the diffraction of light within microscopic layers of the stone, creating a kaleidoscopic effect. Primarily found in Mexico, Rainbow Obsidian is formed through the rapid cooling of lava, which prevents crystal formation....