Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...from Madagascar Image #2039 3200 X 4800 pixels
Macrophotograph of the structural detail in a piece of fossilized wood (Araucarioxylon arizonicum) from Arizona; late Triassic (approx. 225 million years) in age Image #3994 6004 X 4669 pixels
Macro photograph of the patterns in a piece of fossilized oak from Oregon; Miocene in age Image #3415 4800 X 3200 pixels
