Close-up photography of subjects pertaining to geology and paleontology
(and seashells, too)
Please contact for commercial stock licensing options.
Print on Demand now available here. For more POD options please visit Macrografiks.
All images Copyright Mark Windom
A form of layered chalcedony characterized by parallel banding; chalcedony is a form of (cryptocrystalline) quartz
Macrophotograph of the patterns in a Brazilian agate;. patterns and colors enhanced by backlighting
Macrophotograph of the structural detail in a cut and polished moss agate from Madhya Pradesh, India