Fwd: Re: Fwd: pinhole testing for fossils

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From: John & Jan Lahr (johnjan@lahr.org)
Date: Wed Nov 06 2002 - 21:35:48 PST 

Message-Id: <5.1.0.14.2.20021106223457.033c7e70@mail.attbi.com>
Date: Wed, 06 Nov 2002 22:35:48 -0700
From: John & Jan Lahr <johnjan@lahr.org>
Subject: Fwd: Re: Fwd: pinhole testing for fossils

>From: ask@usgs.gov
>Subject: Re: Fwd: pinhole testing for fossils
>
>November 4, 2002
> >From USGS:
>
>Regarding an association between phosphates and fossils, perhaps you may
>wish to redirect this question to a specialist in paleontology. You may be
>able to connect with one at a museum or a university geology department.
>
>If you are looking for test methods to identify phosphates, the Oregon
>State University describes several at
><http://secchi.hmsc.orst.edu/coastnet/manual/phosphates.html>.
>
>In response, please use the e-mail address "Ask@USGS.gov".
>Thank you,
>Diane Brittle
>USGS
>
>
>
>
>
>
>
>
>
>If someone at the USGS can help with this question, could they
>please send the information to Sally <sseebode@earthlink.net>?
>
>Thanks,
>John
>
> >From: "Sally Seebode" <sseebode@earthlink.net>
> >To: "Pinhole Listserv" <pinhole@exploratorium.edu>
> >Subject: pinhole testing for fossils
> >Date: Sat, 2 Nov 2002 13:34:38 -0800
> >X-Mailer: Microsoft Outlook Express 5.00.2919.6600
> >Reply-To: "Pinhole Listserv" <pinhole@exploratorium.edu>
> >Sender: <pinhole@exploratorium.edu>
> >
> >I have a student who is going to a site to look for fossils. He says the
> >area is known for its shark teeth and vertebrate bones. He is interested
> >in doing an extra credit project to see if he can test the different
> >layers of earth to see the chemical differences in the fossil earth layer.
>
> >Apparently fossil layers have a higher concentration of phosphates.(?) Is
> >there a simple test he can perform on his trip next weekend? Are his
> >statements accurate? Is there another chemical test that would be more
> >informative that he can perform? I have access to standard highschool
> >chemicals and can prepare solutions if necessary. I am not knowledgeable
> >about fossils and would appreciate any help.
> >
> >sally

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