Nova - 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.

Series Website: http://www.pbs.org/wgbh/nova/

Recent and Upcoming Airings

11.1 9/11 8:00 pm 11.3 9/11 11:00 pm 11.1 9/12 12:00 am 11.3 9/12 3:00 am 11.2 9/12 6:00 pm 11.2 9/12 11:00 pm 11.1 9/13 4:00 am 11.2 9/13 7:00 am 11.2 9/13 1:00 pm 11.1 9/15 12:00 am 11.3 9/15 3:00 am 11.3 9/16 9:00 pm