Velvet Obsidian Slab - Bright Magnetite with Wavy Flows halo pattern These are mined in Las

These are mined in Las Choyas

This fossil stromatolite from the Sahara represents billions of years of geological history

and small cutters

• Dimensions: 58mm x 55mm x 7mm (Inches - 2

One lbs is often 2-3 handfuls

Velvet Obsidian Slab - Bright Magnetite with Wavy Flows halo pattern These are mined in LasVelvet Obsidian Slab Bright Magnetite with Velvety Wavy Flows Rare Mexican Volcanic Glass This beautiful slab of Velvet Obsidian features bright magnetite and velvety wavy flows throughout, creating a mesmerizing visual effect. The slab has very good potential and could produce some really nice cabochons or a gorgeous display piece of this amazing material. With the mine essentially depleted, slabs like this are becoming increasingly difficult to