[meteorite-list] Heating moldavites and tektite look-alikes

From: Paul Harris <paul_at_meteoritecentral.com>
Date: Fri Jul 22 09:55:28 2005
Message-ID: <6.1.2.0.2.20050722065229.03a9a9b0_at_vipmail.earthlink.net>

Hello Norm and All,

Here is the MeteoriteTimes article from January 2003 containing Jim's Photos.
http://www.meteoritetimes.com/Back_Links/2003/January/Jims_Fragments.htm

Paul




At 01:58 PM 7/21/2005, you wrote:
>All,
>Most of you will remember, but there may be some new
>members on the list that did not participate in the
>last round of "How do you recognize a real tektite?"
>list discussions. A sysnopsis of the results is
>posted on my website, including pics of a heated
>Arizonaite provided by Jim Tobin (this one did
>foam--).
>
>http://tektitesource.com/Tektite_tests.html
>
>Regards,
>Norm
>http://TektiteSource.com
>
>
>--- JKGwilliam <h3chondrite_at_cox.net> wrote:
>
> > Many of use did a lot of speculating about these
> > "Arizonaites" or
> > "Grahamites" that were found in Eastern Arizona.
> > Both Jim Kriegh and John
> > Blennert told me the same story that Bernd just
> > related here. I believe
> > they even tried heating the test specimens with a
> > torch to see what
> > specimens would froth and which ones wouldn't.
> > I figured that they were Apache Tears since we were
> > within 50 miles of an
> > area that is known worldwide for it's Apache Tear
> > deposits.
> >
> > JKGwilliam
> >
> > At 12:57 PM 7/21/2005, bernd.pauli_at_paulinet.de
> > wrote:
> > >AL wrote:
> > >
> > >"Someone mentioned one time of putting tektites in
> > a microwave oven for
> > >a bit (on high) to try to determine if it is an
> > Earth based specimen or
> > >a possible tektite ... "
> > >
> > >
> > >Hello AL, Doug, Norm, and List,
> > >
> > >Back in the year 2000, Jim Kriegh experimented with
> > Apache tears and those
> > >tektite look-alikes from Arizona that I chose to
> > simply call Arizonaites
> > >(there are 18 of these in my collection which I got
> > from Jim and Twink).
> > >Here is what Jim wrote:
> > >
> > >" ... Thought there is something you should know
> > about the Arizona
> > >'whatevers'.
> > >I had a chemist friend (he also has studied
> > geology) heat one of them in
> > >an oven
> > >along with an Apache tear. The Apache tear foamed
> > as the water started
> > >coming out
> > >of it. The Arizonaite showed no signs of water. He
> > even raised the temperature
> > >another 500 degrees F above what the Apache tear
> > started foaming and all the
> > >Arizonaite did was glow red. After cooling it
> > looked the same as before. I
> > >am going
> > >to test some more to see if any moisture shows up.
> > Dr. Kring decided to
> > >look at some
> > >after I told him about no moisture in them but he
> > said he still thinks
> > >they must be
> > >volcanic in source."
> > >
> > >This should also be applicable to "real", "genuine"
> > tektites and
> > >moldavites, and those man-made glasses we are
> > talking about.
> > >
> > >but, please, be careful in case anyone should try
> > (safety goggles, etc.!)
> > >
> > >
> > >Best wishes,
> > >
> > >Bernd
> > >
> > >
> > >______________________________________________
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> >
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> >
> >
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> >
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> >
>
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Received on Fri 22 Jul 2005 09:55:19 AM PDT