Emeralds at the Harvard Museum of Natural History

Emeralds is a new, intimate collection of stunning crystals, gemstones, and jewelry on display in the Earth & Planetary Sciences Gallery. Highly coveted by a wide variety of cultures, emeralds have played a significant role in shaping human history, helping to facilitate trade and even build empires. From rough stones to sophisticated jewelry, emeralds continue to captivate with their beauty and historical significance, symbolizing luxury and power across cultures and eras. While emeralds are rare, they can be found in countries throughout the world, including Colombia, Madagascar, and Egypt, to name a few. Emeralds formed inside rocks millions of years ago. Those from South Africa are known to be about 2.9 billion years old, while Colombian emeralds date back over 48 million years! The unique characteristics of emeralds provide valuable insights into the processes that formed them. With the use of new AI technologies, scientists are making major advances in unraveling their stories and tracing their origins.