The presence of hematite (iron oxide) can make purple and brown kinds of obsidian, while very small gasoline bubbles may well produce a golden sheen. Darkish bands or mottling in gray, green, or yellow are noted for this fascinating rock sort. No matter whether you'd like to overtake your https://red-women-s-lace-up-stile67777.vidublog.com/27469086/indicators-on-black-metallic-material-with-silver-stone-color-you-should-know