Royal Imperial Jasper Slab Lapidary Stone Slice Cut Rock Hematite It does have some hollow

It does have some hollow cells to one side

All sandstone mosasaur jaws you see like this are partial artist representation

and it gets its name from the worm tunnels on top

with each chunk being completely different from the rest

Red Zebra Jasper

Royal Imperial Jasper Slab Lapidary Stone Slice Cut Rock Hematite It does have some hollowRoyal Imperial Jasper Rare Old Stock Jasper with Orb Patterns from Mexico Royal Imperial Jasper is a rare and highly collectible variety of Imperial Jasper, renowned for its distinctive egg like orb formations and exceptional polishability. Mined near San Cristobal, Mexico, this material is considered one of the "Five Fine Jaspers"an elite group of old stock jaspers that includes Bruneau Jasper, Morrisonite, Willow Creek, and Blue Mountain Jasper.