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RE: ground piercing radar

The oil companies use such techniques quite often.  They get a decent picture
of different strata with not a lot of differences either.  They use sonics
rather than radar.  I heard of a company using it to locate fossils once, but
I can't recall where I got that info.  

At 09:49 PM 12/2/1999 -0600, Toby White wrote:
>I had an opportunity to ask a radar expert about this once.  He was fairly 
>pessimistic (as are most who have tried to use it for paleontology, I'm
>because the reflective characteristics of fossils are not too different from 
>those of the surrounding matrix.
> --Toby White
>On Thursday, December 02, 1999 3:12 PM, Thom Holmes 
>[SMTP:tholmes@dolphinsoft.com] wrote:
>> There is a story on ABC News online
>> (http://abcnews.go.com/sections/world/DailyNews/gpr991201.html) about the
>> use of ground piercing radar to locate the skeletal remains of people being
>> found in those mass graves in Mexico. Does anyone on the list have any
>> experience using this kind of equipment in paleontology? The story reports
>> that GPR can penetrate "even thousands of feet in some instances" which
>> sounds a bit unlikely to me, but what do I know?
>> --Thom Holmes
>> dinosaur author at large