[meteorite-list] Re-2: Question About Potassium-Argon (K/Ar) dates for North American and Austr

[Michael L Blood]

Hi Bernd & all,
        Just what I've always been told. Perhaps it is applicable to
All super heater natural glass?????
        Michael

on 10/14/08 10:59 AM, bernd.pauli at paulinet.de at bernd.pauli at paulinet.de
wrote:

> Paul inquires:
> 
> "Can anyone recommend a publication that provides a comprehensive
>  listing of Potassium-Argon (K/Ar) dates that have been published for
>  the North American and Australasian tektites?"
> 
> Michael Blood writes:
> 
> "K-Ar dating is only applicable to volcanic material,
> therefore, It would not be applicable to tektites.
> 
> Michael, are you sure???
> 
> LO C-H. et al. (2002) Laser fusion argon-40/argon-39 ages
> of Darwin impact glass (MAPS 37-11, 2002, pp. 1555-1562).
> 
> SCHWARZ W.H. et al. (2002) Coeval argon-40/argon-39 ages of moldavites
> from the Bohemian and Lusatian strewn fields (MAPS 37-12, 2002, pp.
> 1757-1763).
> 
> M.A. LAURENZI et al. (2003) 40Ar/39Ar laser probe dating of the Central
> European tektite-producing impact event (MAPS 38-6, 2003, 887-893).
> 
> 
> Best wishes,
> 
> Bernd
> 
> 
> 
> 
> To: mlblood at cox.net
>     bristolia at yahoo.com
>     meteorite-list at meteoritecentral.com
> 
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