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3.7
(165 ratings)Rating Distribution
5
20 (12%)
4
86 (52%)
3
52 (32%)
2
5 (3%)
1
0 (0%)
Overview
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.
Production
Coronet Films
