What they look like has no relevance. Can you provide an elemental analysis? The fossilization is a substitutional process in which the organic portion of the tissue is replaced in three steps; carbonization, premineralization, and petrification. The resulting fossil is stone that can look exactly like the original material.
I know it’s difficult for evos to swallow, but they are indeed finding dino soft tissue, and they are finding it on a fairly regular basis now:
Oldest Dinosaur Protein Found — Blood Vessels, More
http://news.nationalgeographic.com/news/2009/05/090501-oldest-dinosaur-proteins.html