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Re: radon in limestone

To: <radsafe@romulus.ehs.uiuc.edu>
Subject: Re: radon in limestone
From: "Zack Clayton" <zack.clayton@epa.state.oh.us>
Date: Thu, 25 May 2000 09:13:42 -0400

Tom -  Any radon comming from Ordovician limestone is most certainly coming from recently decayed radium, not the original sedimentation process.  The source of the radium could be from geochemical transport by groundwater or decay daughters from co-deposited U and Th in the sediment.

Zack Clayton
Ohio EPA - DERR
email:  zack.clayton@epa.state.oh.us
voice:  614-644-3066
fax:        614-460-8249

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