Botswana Agate Rough - Old Stock Deep Blue with Well-Defined Shadow Lines spectacular color contrast It's formed in a layer

It's formed in a layer of silica-rich volcanic ash and often features quite a bit of variety making each piece unique

This intriguing old stock slab comes from an unknown Oregon thunderegg location

and mystery mineral inclusions

revealing its interior potential

Botswana Agate Rough - Old Stock Deep Blue with Well-Defined Shadow Lines spectacular color contrast It's formed in a layerBotswana Agate Rough Deep Blue with Well Defined Shadow Lines Old Stock African This gorgeous old stock Botswana Agate shows the deep blue coloration with well defined shadow lines that arent often seen in this material. The shadow banding gives the piece a striking optical quality. A solid cutter that should produce multiple stunning slabs for cabochons. SPECIFICATIONS Material: Natural Botswana Agate Dimensions: 85mm x 47mm x 31mm (Inches 3. 3" x 1.