'stratigraphy' - GIFs

Iris Geology GIF by EarthScope Consortium 134,408 views
Volcano Iris GIF by EarthScope Consortium 155,786 views
Iris Geology GIF by EarthScope Consortium 809,294 views
Iris Rocks GIF by EarthScope Consortium 280,678 views
Iris Faulting GIF by EarthScope Consortium 956,531 views
Earths Evolution GIF by ExplainingWhy.com 67,820 views
Iris Geology GIF by EarthScope Consortium 360,906 views