From: "Tony Ingenoso" 

I suspect it will have been cleaned up by then if the process takes
geologic timeframes.

"Geo"  wrote in message
news:42de57c7$2{at}w3.nls.net...
> The same force that turns rock into sand.
>
> Geo.
>
> "Tony Ingenoso"  wrote in message
> news:42dd6ded$5{at}w3.nls.net...
> > What force is going to "frang" a 10 micron particle?
> >
> > The point is that transport across cell walls occurs on a molecular
level,
> > NOT at a boulder level.

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