[meteorite-list] Rocks From Space Picture of the Day - November 14, 2007

[Mark Crawford]

I wondered that too (and don't know the answer).  There are a few less 
striking examples on the slice which show similar 'cracks'.

Jerry wrote:
> In the close-up fine web like structures seem to emenate from the 
> circumference.
> Is this an artifact created in cutting and polishing or it is inherent 
> in the bleaching process?