Rocks: Where They Come From HD
00:10:00
HD

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.

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Country: United States of America

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Studio: Coronet Instructional Films

Runtime: 10 minutes

Quality: HD

Released: Jan 01, 1963

IMDb: 10

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