Mexican Gold Sheen Obsidian – Lapidary Rough Chunk for Cutting or Knapping Buchanon Thunderegg They are approx 95 million

They are approx 95 million years old

This is lapidary grade Lapis that would be perfect for cutting a cabbing

and black goldstone as well

This chunk appears that it is more valuable as a display rather than a cutter

but possibly some magnetite with rainbow and mahogany coloration

Mexican Gold Sheen Obsidian – Lapidary Rough Chunk for Cutting or Knapping Buchanon Thunderegg They are approx 95 millionMexican Gold Sheen Obsidian Small Raw Piece with Brilliant Flash from Jalisco This is a small, uncut piece of high grade Mexican Gold Sheen Obsidian that delivers superb golden flash when viewed under strong, directional light. Though compact, this natural volcanic glass shines brightperfect for collectors, cabbers, or anyone exploring sheen obsidian for the first time. Mined in Jalisco, Mexico, this variety is considered one of the finest types of