Aired
November 02, 2016
NOVA
NOVA
Treasures of the Earth: Gems #S44E05
Gemstones like diamonds, rubies, opal and jade are the ultimate treasures. Delve into Earth's depths to discover how these precious stones are forged and what explains the unique allure of each captivating gemstone.
Episode 5 of Season 44 from NOVA — available to stream in HD on any device.
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