“ Talks
Lectures on Tap
- When
- Monday, November 23 · 6:00 PM
- Listed by
- The Royale
Gemstones are far more than beautiful rocks—they’re the product of extreme geological processes, billions of years of Earth’s history, and centuries of human obsession. In this science-driven (but decidedly not dry) lecture, GIA Graduate Gemologist Tristan Griffey-Jones reveals how gemstones form, how experts identify them, and why ruby and sapphire are actually the same mineral.
