[meteorite-list] MPOD Feb. 20th 2014

[Ron Baalke]

> 
> A great little Chelyabinsk, with thick foamy crust as MPOD today:
> http://www.tucsonmeteorites.com/mpodmain.asp?DD=2/20/2014&WYD= 
> Thanks for showing Paul!
> 
> Contributor Gregor asks: "Does anyone have an explanation for that kind of
> fusion crust?"
> I too would be interested in an answer. Anybody?
> 

The piece of Chelyabinsk I have shows two types of melting.  I think one is
due to the normal ablation going through the atmosphere, and the other
from when the fireball exploded.

ron