========================================================================= Date: Fri, 20 Jan 0102 22:00:29 US/CENTRAL Reply-To: Radiocarbon Mailing List Sender: Radiocarbon Mailing List From: Paul Heinrich Subject: Question About the Dating of Wood from Marine Environments Dear Sirs and Ladies: What is the effect of the prolong immersion of wood in seawater, as in either a shipwreck, a prehistoric site submerged by sea level rise, or stumps exposed in an eroding shoreface, on the ability of a dating laboratory to date it by radiocarbon dating? Does the prolong exposure to seawater of wood result in any type of alteration that would compromise the ability of a experienced radiocarbon laboratory to date it? Yours, Paul Heinrich Baton Rouge, LA =========================================================================== To unsubscribe from this list, send the command SIGNOFF C14-L to LISTSERV@LISTSERV.ARIZONA.EDU, or send a request to C14-L-request@LISTSERV.ARIZONA.EDU.