

Film
Rocks: Where They Come From
United States- Age rating
- NR
- Year
- 1963
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.



Film
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.