
0.01963•0h 10mmovie
Rocks: Where They Come From
Documentary
Follows Don as he sees different kinds of rocks at a granite quarry, sandstone cliff and museum. Demonstrates the effects of water, heat and pressure in the formation of rocks.

Follows Don as he sees different kinds of rocks at a granite quarry, sandstone cliff and museum. Demonstrates the effects of water, heat and pressure in the formation of rocks.