Polished Dinosaur Bone | Utah Medium this striking Septarian nodule developed

this striking Septarian nodule developed as mineral-rich cracks spread through a mudstone Concretions millions of years ago

Found in Franklin and Sterling Hill

This item is 6” x 4

Trilobites are an extinct class of marine arthropods that thrived for nearly 270 million years

making it a distinctive addition to any collection or display

Polished Dinosaur Bone | Utah Medium this striking Septarian nodule developedA polished section of fossilized dinosaur bone from Utah, revealing intricate internal structure preserved through millions of years of mineralization. The distinctive cellular pattern visible across the cut surface is the original bone matrix, replaced and preserved by minerals over time while retaining its ancient texture and detail. This item is 3. 75 x 2 and weighs 11. 3 oz