“Geologic Time”, an eight-minute animation by Julius Horsthuis.

[youtube https://www.youtube.com/watch?v=G6lZJvEDQI4?rel=0&w=560&h=315]

If you want to explore the software behind this, Mandelbulb is free.

“As a mining engineer, I have some knowledge of geology, and can tell you that these blocks are so ancient they frighten me.” — H.P. Lovecraft, “The Shadow out of Time”.