The presence of hematite (iron oxide) can produce red and brown types of obsidian, although little gasoline bubbles may possibly develop a golden sheen. Dark bands or mottling in gray, green, or yellow will also be recognized for this intriguing rock type. Try to remember, while anthracite appears visually https://goldwomensrhinestonepearl98764.p2blogs.com/27432164/the-smart-trick-of-gold-spiral-wrap-around-sandals-that-no-one-is-discussing