Fire Obsidian Rough - Light Fire Peeking Along Top Wonderstone In some cases

In some cases

Coprolite is a form of Fossil Poop

and characteristic hematite flowers

Leopard Skin Rhyolite Slab - Old Stock Sunset Colors - Mexico

These are normal and part of what makes each piece unique

Fire Obsidian Rough - Light Fire Peeking Along Top Wonderstone In some casesFire Obsidian rough showing light fire peeking along the top, with deeper fire very probable as you cut into the piece. From Glass Butte, Oregon, this material follows the rule that once you expose the fire line, the entire magnetite flow will generally show fire. This piece should cut nice slabs for cabs either way. SPECIFICATIONS Material: Natural Fire Obsidian Dimensions: 88mm x 62mm x 52mm (Inches 3. 5" x 2. 4" x 2. 0") Weight: 339 grams (11. 96