Mexican Jalisco Rainbow Obsidian Rough Chunk! Old Vein Lace Agate with Tiffany Opal being mined

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

It makes some pretty unique cabochons

Black Feather Lace often has Black Plume running along a lace pattern

and can potentially even have plume like structures

Black Feather Lace Agate is a rare Lapidary Agate from Mexico

Mexican Jalisco Rainbow Obsidian Rough Chunk! Old Vein Lace Agate with Tiffany Opal being minedMexican Rainbow Obsidian is also known as Jalisco Obsidian. It tends to be a pretty pure form of Obsidian, with high flash and bright colors. Typical chunks of Jalisco Obsidian normally have only one color of flash, though under rare circumstances, there can be multiple colors present. Unlike Velvet Obsidian, the magnetite in Rainbow Obsidian generally only flows in one direction, which creates the effect you see. Rainbow Obsidian does only flash