Rocks: Where They Come From
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.

1999

2021

2017

2007

1991

2016
1948
1954

2025

2023

2020

2019

2005
2016

2018

2012

2010

2014
1955

2022