Labradorite Slab Lapidary Stone Slice Cut Rock Kaleidoscope Agate Mexican Velvet Obsidian

Mexican Velvet Obsidian

This old stock Agate was fairly popular back in the old rockhound times

Weight: Approx 1 lbs 10

with Tiffany Opal being mined and crushed for the precious Bertrandite beryllium metal within

This one has great flash on both of the main sides

Labradorite Slab Lapidary Stone Slice Cut Rock Kaleidoscope Agate Mexican Velvet ObsidianLabradorite is a gorgeous form of feldspar named after the stunning labradorescence it displays. It can have a large mix of colors present, and it lights up while turning slowly at the right angle, similar to the Schiller effect. The stunning effect is caused by lamellar twinning inside the crystals, which causes a unique refraction of light within them, lighting them up in the display you see. Feldspar is an Aluminum Tectosilicate, a crystal