Macro photograph looking down on a piece of fossilized coral with emphasis on its repetitive patterns and textures Image #3621 4800 X 3200 pixels
Macro photograph of a sliced Goniatite fossil showing the interior chambered structure of the shell; Devonian in age (approx. 400 million yrs old); from the Atlas Mountains in Morocco Image #3117 6144 X 4080 pixels
Macro photograph of the patterns in a piece of petrified wood from Saddle Mountain, Washington State Image #3461 6144 X 4080 pixels
