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DVD, 2006
Current format, DVD, 2006, Full screen version (4:3), Available .
DVD, 2006
Current format, DVD, 2006, Full screen version (4:3), Available . Offered in 0 more formats
Shatters the stone's reputation for "rock solid" permanence. Discover how rocks keep a constantly changing record of our planet's fascinating history, and see how minerals are at the very core of our civilization.
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