RE: [meteorite-list] living near a strewfield

2006-10-25 Thread Matson, Robert
Title: RE: [meteorite-list] living near a strewfield






 Me thinks we are stretching the definition and/or
 conventional use of the term strewn field.

Quite so.

Most strewn fields aren't discovered until well after their
falls, by which time they become recovery fields. The
distinction is perhaps subtle, but certainly real since
meteorites (once landed) don't stay in place forever.

None of the strewn fields in California/Nevada/Arizona/Texas
are truly strewn fields, given that many of them have moved
since their original falls. --Rob




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Re: [meteorite-list] living near a strewfield

2006-10-25 Thread joseph_town
Hi EMan and list,

So a strewnfield does not exist until proven, regardless of the fact that 
little 
or no effort has been made in the investigation of a given fall/find? I can see 
that. Still, I'd like to believe they're there just as any cold find sets a 
hunter in motion.

Bill


 -- Original message --
From: Mr EMan [EMAIL PROTECTED]
 Me thinks we are stretching the definition and/or
 conventional use of the term strewn field.  A single
 stone-2-3 stones do not a strewn field make unless
 there is compelling evidence that there was a wide
 spread peppering of stones. 
 
  We are talking meteorite showers here.  Park Forest,
 Allende, Odessa, Canyon Diablo, Holbrook, Johnstown,
 Bilingua, Gold Basin, Tagish Lake, etc.. Have Strewn
 fields based on direct recovery.(forgive any
 mispellings cheap spell check)
 
 Peekskill, theoretically has a strewn field with 3 or
 more Peaks owing to sequential fragmentation--even
 though only one stone was recovered: over 75 fragments
 were seen to fall away from the swarm...   
 
 New Orleans, Syllicaga, Westfield, etc...nada 
 
 The whole issue of strewn field was based on a
 mathematical distribution ellipse that early
 researchers used to forecast an area to concentrate
 searching. To draw this elipse one needs technically 4
 or more stones plotted less than.  The ellipse is
 refined as more stones are recovered and plotted. a
 well defined ellipse(30+) typically means 90 95-98% of
 the time at least 95% of the distribution will fall
 within the ellipse.
 
 Elton
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Re: [meteorite-list] living near a strewfield

2006-10-23 Thread Sterling K. Webb

Hi,

   MARENGO, an L6,  was found September 1991:
One stone of 68g was found among rock piles on
the side of a cultivated farm field by James A. Wotal
and his son, Alex. Mineralogy (E.J. Olsen, Chicago):
olivine Fa 25.0^, pyroxene Fs 21.2^.

   WOODBINE, on the other hand, was found
by a deep-plowing tractor (Clunk!) in a single
48,200 gram hunk sometime in 1953. Good place
for Steve Arnold (IMB) type metal detector or
ground radar. Might be more big hunks.


Sterling K. Webb
---
- Original Message - 
From: Joe

To: meteorite-list@meteoritecentral.com
Sent: Sunday, October 22, 2006 8:21 PM
Subject: Re: [meteorite-list] living near a strewfield


Steve and list,

  Is the marengo a strewn field? I think it was found in a rock pile. I do 
not think it was found in a field. Am I wrong? Maybe we could go to 
woodbine or maybe even try and find another marengo. Maybe the week after 
Park Forest? Maybe even this Sunday. Serg and I are down to search anyv 
possible strewn field in IL, just let me know when you want to go. If anyone 
else wants to go to any of them they can also contact me on or off list.


Thanks,
Joe Kerchner
http://illinoismeteorites.com


- Original Message 
From: steve arnold [EMAIL PROTECTED]
To: meteorite-list@meteoritecentral.com
Sent: Sunday, October 22, 2006 7:17:39 PM
Subject: [meteorite-list] living near a strewfield


It seems that I actually live closer to the MARENGO
strewnfield (24 miles) than park forest.I am also only
60 miles from the woodbind strewnfield as well.So I
have to set the record straight.




steve arnold

Steve Arnold,Chicago,USA!!
BIG Steve's Meteorites,1999!!
Website://:stormbringer60120.tripod.com

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Re: [meteorite-list] living near a strewfield

2006-10-23 Thread Mr EMan
Me thinks we are stretching the definition and/or
conventional use of the term strewn field.  A single
stone-2-3 stones do not a strewn field make unless
there is compelling evidence that there was a wide
spread peppering of stones. 

 We are talking meteorite showers here.  Park Forest,
Allende, Odessa, Canyon Diablo, Holbrook, Johnstown,
Bilingua, Gold Basin, Tagish Lake, etc.. Have Strewn
fields based on direct recovery.(forgive any
mispellings cheap spell check)

Peekskill, theoretically has a strewn field with 3 or
more Peaks owing to sequential fragmentation--even
though only one stone was recovered: over 75 fragments
were seen to fall away from the swarm...   

New Orleans, Syllicaga, Westfield, etc...nada 

The whole issue of strewn field was based on a
mathematical distribution ellipse that early
researchers used to forecast an area to concentrate
searching. To draw this elipse one needs technically 4
or more stones plotted less than.  The ellipse is
refined as more stones are recovered and plotted. a
well defined ellipse(30+) typically means 90 95-98% of
the time at least 95% of the distribution will fall
within the ellipse.

Elton
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Re: [meteorite-list] living near a strewfield

2006-10-23 Thread Joe
Steve and list, Is the marengo a strewn field? I think it was found in a rock pile. I do not think it was found in a "field". Am I wrong? Maybe we could go to woodbine or maybe even try and find another marengo. Maybe the week after Park Forest? Maybe even this Sunday. Serg and I are down to search anyv possible strewn field in IL, just let me know when you want to go. If anyone else wants to go to any of them they can also contact me on or off list.Thanks,Joe Kerchnerhttp://illinoismeteorites.com- Original Message From: steve arnold
 [EMAIL PROTECTED]To: meteorite-list@meteoritecentral.comSent: Sunday, October 22, 2006 7:17:39 PMSubject: [meteorite-list] living near a strewfieldIt seems that I actually live closer to the MARENGOstrewnfield (24 miles) than park forest.I am also only60 miles from the woodbind strewnfield as well.So Ihave to set the record straight.steve arnoldSteve Arnold,Chicago,USA!!BIG Steve's Meteorites,1999!!Website://:stormbringer60120.tripod.com__Do You Yahoo!?Tired of spam?Yahoo! Mail has the best spam protection around http://mail.yahoo.com __Meteorite-list mailing listMeteorite-list@meteoritecentral.comhttp://six.pairlist.net/mailman/listinfo/meteorite-list__
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Re: [meteorite-list] living near a strewfield

2006-10-23 Thread ted brattstrom
Aloha - When I lived on that other island (Oahu) I was within 2-3km of the  Palolo touchdown point, (since I lived in Palolo Valley) and it must  have been within 10-15 km of the Honolulu meteorite strewn field.Since I live on the Big Island, no one has found / identified a  meteorite here - difficult due to the problem of looking for black  rocks on black rocks - or rocks in dense rainforest... They must be out  there :-)Cheers - ted - from the rocking and rolling island. 
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