Agatized Dinosaur Bone — Utah

Slab with fine cellular detail, showcasing the fossilization process where original bone was replaced by silica over millions of years. Color variations in agatized dinosaur bone arise from trace minerals: iron creates reds and oranges, manganese brings black tones, and other mineral inclusions can add gray, yellow, or even bluish hues

49.08 grams / 62.1 x 44.8 x 10.2 mm