NOVA. Season 43, Episode 18, Treasures of the earth : gems / written, produced, and directed by Terri Randal ; narrated by Jay O. Sanders ; a NOVA production co-produced by Pioneer Film and Television Productions Limited with China International TV Corporation with CCTV-10 and PAAN Media Holdings Co. Limited, with KBS Korea in association with PBSd, for WGBH and KBS.
Their beauty has captivated us for millennia. Their cost can be extraordinary - some are even considered priceless. Precious gems like diamonds, rubies, emeralds, opal, and jade are the ultimate treasures of the earth, and each one is made from a specific - and often torturous - recipe of chemistry,...
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| Online Access: |
Streaming Video (via Alexander Street Press) |
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| Other Authors: | , |
| Format: | Video |
| Language: | English |
| Published: |
Arlington, VA :
Public Broadcasting Service (PBS),
2016.
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| Subjects: |