EYE OF SCIENCE / SCIENCE PHOTO LIBRARY EYE OF SCIENCE / SCIENCE PHOTO LIBRARY
Rugen chalk sample, bright-field light micrograph. This sedimentary rock was formed from sediments and calcium mineral deposits laid down under an ancient sea. Chalk rock contains fossil shells from ancient marine animals. This specimen is from the Baltic island of Rugen in Germany. Magnification: x100 when printed at 10 centimetres across.
Model release not required. Property release not required.