KT Boundary soil , Dinosaur Extinction Layer

  • Sale
  • Regular price $6.95


KT Boundary soil , Dinosaur Extinction Layer. cretacious- tertiary (K-T) Extinction layer

Discovered in 1980's this layer contains high levels of micro meteorites and Iridium elements extremely rare on earth but abundant in asteroids.

approx 65 million years old. 

Discovered Slope county, North Dakota  USA.