►Silver Sheen Obsidian
►Size:3''-3.5'' (80-90mm)
►35-50g
►Silver Sheen Obsidian displays a silver-grayiridescent sheen when polished and viewed in strong lightcaused by gas bubbles aligning across the layers during
formation.It is an extrusive rock meaning it formswhen lava comes out of a volcano and solidifies above the Earth's surface.It can form along the edges of alava flow,a volcanic domeor along a dikeIt can also form when lava comes in contact with air or water.