How lighting affects petrograph viewing

The appearance of a petrograph varies significantly depending on the direction and intensity of the light. In very flat light, sometimes the image nearly disappears. Click on the image to see the light change, and click again for more.

Wild Rose Country 1

Wild Rose Country 2

Wild Rose Country 3

Boreal Berries 1

Boreal Berries 2

Boreal Berries 3

Open Earth with Pipeline (strong lighting). Note insect embedded in surface, upper centre.

Open Earth with Pipeline (flat light). Note insect.