Glass dinos huh?
This material shown here is actually created using procedurals with Kerkythea, then the library was saved, and applied via Twilight Material Library function. As bones are not white after being in the ground for so long... they soak up the color of the minerals in the earth around them.
Well, here's another angle. This time of the Triceratops (which apparently never existed
Played a lot in Photoshop with this one, going for some extra "drama".
Thanks to Massimo for the block/stone/brick pattern for the wall. Had to create the bump and specular maps... but it works well, I think. (definitely better than the one before)
again, right-click>view image for better view.