Why this rock is probably not a meteorite:

There's no fusion crust and the surface isn't smooth. Where the rough exterior is missing, the shiny inside looks like agate.
  
What is it?

It wouldn't surprise me if this were a geode. Cut it in two!
  


www.catchafallingstar.com
www.catchafallingstar.com


Prepared by:

Randy L. Korotev


Department of Earth and Planetary Sciences
Washington University in St. Louis


Please don't contact me about the meteorite you think you’ve found until you read this and this.

e-mailkorotev@wustl.edu