Obsidian Pendant, Gold Sheen, 925 Silver, r3Golden Sheen Obsidian Pendant , 925 Sterling Silver Lovely example of Golden Sheen Obsidian, Bezel Set and Open Backed. Due to it's formation by rapid cooling Obsidian does not have a crystal structure ~ it's more of a chaotic energy that's good for breaking down barriers but lacking control. In this case though the lava flow was slow enough for thousands of tiny bubbles to align themselves and create that lovely golden sheen effect. Hence this