Look at this little bonus!

[itsmike]

I bought some Small pieces of rock the other day from my LFS.. Well one of the pieces I noticed a little something in it.. So I put it up top and a few days later this is what I see...

Now the question.. What it is?

 

[teresaq]

can you get a closer pic. kinda looks like a mushroom, but then again looks like an mini carpet.

 

[slice]

Mushroom(s)?

 

[itsmike]

Sorry for the poor quality... I will take some better pics with my Nikon and repost..