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Illite is the dominant clay mineral
marlstone and lacustrine limestone (micrite
This specimen has no repair or restoration
The pink colors are caused by trace amounts of uranium minerals that were present during the fossilization process
and plant debris
Jurassic Morrison Dinosaur Bone Sphere VF-D-16-004 Agatized Illite is the dominant clayDinosaur bone sphere Morrison Formation Upper Jurassic Utah This is a very fine example of agatized dinosaur bone from the Morrison Formation of Utah. The fossilized internal structure of the bone is perfectly preserved. The specimen is most likely from a sauropod dinosaur and probably from the distal end of a limb bone. The pink colors are caused by trace amounts of uranium minerals that were present during the fossilization process. The sphere is 15
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