[Stones] A penny for your thoughts?

[Paul]

>> Ric said:
>>  
>>   
>> this is a mountain out of a mole hill
>> 
>> 
> I disagree ­ the coins jammed in to crevices contribute to the crevices
> becoming bigger and bigger (this also aids the freeze/thaw process ­ when
> water freezes its volume increases by 9% which forces the surrounding material
> apart) and eventually the stone cleaves.  Coins left on top become fair game
> for the next finder!
> 
> Paul

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