Naked Science Forum

Non Life Sciences => Geology, Palaeontology & Archaeology => Topic started by: max.cr on 11/05/2010 14:36:18

Title: Yet another mysterious rock?
Post by: max.cr on 11/05/2010 14:36:18

Hi,

a friend of mine gave me this rock. He had never been able to work out what it was and I was hoping you could help me out.

http://img17.imageshack.us/g/dscf2087yk.jpg/ (http://img17.imageshack.us/g/dscf2087yk.jpg/)

Title: Yet another mysterious rock?
Post by: RD on 11/05/2010 18:18:41

A typical example from the above (slow loading) page ...

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Title: Yet another mysterious rock?
Post by: traveler on 18/05/2010 00:08:44

Weathered Carnelian?