20th Annual Smithsonian Magazine Photo Contest Natural World
Dinosaur Bone

Photomicrograph of a thin section of dinosaur bone collected in Utah, USA. The image shows a highly porous structure, with pores filled with late chalcedony, and the fossil remnants of the bone tissue, where black dots used to host a single bone cell. On top left a larger void was filled with a silt-rich sediment composed of quartz angular clasts. Width of view 5,4 mm

Photo Detail
Date Uploaded: 11.2022
Photo Location: Microscope Laboratory, Padua, Italy (rock comes from Utah, USA), Italy
Camera: NIKON D5500
Copyright: © Bernardo Cesare