Close-up photography of subjects pertaining to geology and paleontology
(and seashells, too)
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All images Copyright Mark Windom
Macro photograph of patterns and colors in a piece of petrified wood (Woodworthia species) from the Chinle Formation in Arizona; approx. 225 million years old
Macrophotograph of petrified tree fern wood of the Osmunda genus; from the Jurassic period; from Queensland, Australia