Mystery Rhyolite Slab - Thunderegg Bed Material cabochon rough Mexico and we recommend only using

and we recommend only using this drum with 220 grit

Hawkeye Tiger Eye is the naturally blue variety of Tiger Eye

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This neat smaller slab features darker composition of green

• Material: Natural Montana Agate

Mystery Rhyolite Slab - Thunderegg Bed Material cabochon rough Mexico and we recommend only usingMystery Rhyolite Slab Thunderegg Bed Pattern Old Stock Unknown Origin This stunning old stock rhyolite slab came from a collection of unknown origin. The material resembles the type of rhyolite found near thunderegg beds, suggesting it may come from a volcanic region known for thunderegg production. It should cab nicely and produce some attractive cabochons with good lapidary potential. SPECIFICATIONS Material: Natural Rhyolite Dimensions: 87mm x 82mm