[meteorite-list] Terrestrial age of Al-Haggounia?
Michael Gilmer
meteoritemike at gmail.com
Wed Mar 21 13:20:33 EDT 2012
Thanks Phil. That is exactly what I was looking for. I had misplaced
the link to that article. I bookmarked it again. :)
So this horrible-looking meteorite has been laying around for about
20,000 years, give or take.
Best regards,
MikeG
--
-----------------------------------------------------------
Galactic Stone & Ironworks - MikeG
Web: http://www.galactic-stone.com
Facebook: http://www.facebook.com/galacticstone
Twitter: http://twitter.com/GalacticStone
RSS: http://www.galactic-stone.com/rss/126516
-----------------------------------------------------------
On 3/21/12, Phil Morgan <roxfromspace at gmail.com> wrote:
> Mike, it's about as "old as dirt".
>
> in the first paragraph at
> http://www4.nau.edu/meteorite/Meteorite/Al_Haggounia.html
>
> It states
>
> The terrestrial age of samples of the bluish-gray material was determined
> by direct measurement of carbon-14 by Dr. Timothy Jull at the University of
> Arizona Accelerator Mass Spectrometry Laboratory, and reported in an
> abstract by Aoudjehane et al. (2009) at the 72nd Meteoritical Society
> Meeting in Nancy, France. The measured age is 23,000±2000 years and
> establishes this meteorite fall as occurring during the Pleistocene Epoch.
> Does that help?
>
> Phil
>
> On Wed, Mar 21, 2012 at 11:03 AM, Michael Gilmer
> <meteoritemike at gmail.com>wrote:
>
>> I hate to bring up Al-Haggounia again, for fear of starting the
>> aubrite-enstatite issue again. But, I have a question about Al-Hagg
>> that is unrelated to it's problematic classification.
>>
>> Has the terrestrial age of Al-Hagg ever been firmly established? And
>> if so, how long has it been here on Earth?
>>
>> Best regards,
>>
>> MikeG
>>
>>
>> -----------------------------------------------------------
>> Galactic Stone & Ironworks - MikeG
>>
>> Web: http://www.galactic-stone.com
>> Facebook: http://www.facebook.com/galacticstone
>> Twitter: http://twitter.com/GalacticStone
>> RSS: http://www.galactic-stone.com/rss/126516
>> -----------------------------------------------------------
>> ______________________________________________
>>
>> Visit the Archives at
>> http://www.meteoritecentral.com/mailing-list-archives.html
>> Meteorite-list mailing list
>> Meteorite-list at meteoritecentral.com
>> http://six.pairlist.net/mailman/listinfo/meteorite-list
>>
>
More information about the Meteorite-list
mailing list