Our love of crystals goes back at least 6 million years0

• Animals, Archaeology, Biology, Environment, Evolution, SCIENCE, Wildlife
• March 4, 2026

Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Primates of all stripes really love their crystals. Archeologists have found the shiny rocks at dig sites dating back as long as 780,000 years ago. Although, we are still not sure if our ancestors used them as tools, weapons,