Treasures of the Earth: Gems

November 2, 2016
75.0%

NOVA - S44 - E5

Treasures of the Earth: Gems

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.

NOVA: Season 44 - 28 Episode s