The existence of hematite (iron oxide) can make crimson and brown styles of obsidian, even though small fuel bubbles may possibly produce a golden sheen. Dim bands or mottling in gray, green, or yellow may also be noted for this intriguing rock type. If you don't know where by https://black-metallic-material-w87531.affiliatblogger.com/80142550/the-2-minute-rule-for-gold-spiral-wrap-around-sandals