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Which world-famous rock came from outer space? Why were rubies once known as bloodstones? Rock and M...
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Which world-famous rock came from outer space? Why were rubies once known as bloodstones? Rock and Mineral shatters the stone's reputation for "rock-solid" performance. 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. This award-winning series features stunning photography and graphics to bring science to life. Closed-captioned.
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