Article View: sci.misc
Article #1000Re: radiation dating
From: Hal Chambers
Date: Mon, 11 Apr 1988 12:38
Date: Mon, 11 Apr 1988 12:38
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In article <11009@mimsy.UUCP> chris@mimsy.UUCP (Chris Torek) writes: >If the absolute counts of either Rubidium-87 or Strontium-87 were >influenced by the event, the ratio function [Rb/Sr](t) might have a >sudden discontinuity. This can be checked, however, by choosing two >more isotopes; as the number of isotopes checked goes up, the >probability of error goes down. As an example of the danger of using a single isotope ratio, several historic (19th centry) lava flows at Mauna Kea (sp?) have a Rb/Sr date of several hundred million years. Hal Chambers
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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!rutgers!iuvax!pur-ee!pur-phy!hal From: hal@pur-phy (Hal Chambers) Newsgroups: sci.misc Subject: Re: radiation dating Message-ID: <1102@pur-phy> Date: 11 Apr 88 12:38:58 GMT References: <5236@uwmcsd1.UUCP> <1138@PT.CS.CMU.EDU> <5250@uwmcsd1.UUCP> <116@slu70.UUCP> <11009@mimsy.UUCP> Reply-To: hal@newton.physics.purdue.edu.UUCP (Hal Chambers) Organization: Purdue Univ. Physics Dept., W. Lafayette, IN Lines: 12