Gem Jewels Leak The Hidden Message In The Gemstone S Formation

Gabriela Farfan, the Smithsonian's curator of gems and minerals, answers the internet's burning questions about gemstones. Gems are more than just pretty rocks! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: ... Viewers discover the rich history of rubies, emeralds and sapphires, and gain valuable insight into today's mining, cutting and ...