Re: [meteorite-list] Weight VS Size ?

2003-11-29 Thread Kalli on Earthlink
Tom, I did the same thing- I have a thirteen year old who weighs about 110
pounds, and a ten year old who weighs about  seventy pounds, so I showed
them the picture, and they saw the tape measure pulled out to about
seventeen inches, and their eyes just bugged out when they realized that
meteorite was about the same weight as the two of them combined, and only
seventeen inches long.
I am curious how that compares in density to other meteorites, say the ones
you are collecting tiny pieces of. I  looked for a weight comparison in
Rocks from Space, but didn't find one. Interesting if some of the pieces
people collect as micros, might actually be even MORE dense, but because the
pieces are  tiny,  the density is not immediately evident.



Kalli, I saw that, it is amazing isn't it!  I was showing that to my 105 lb
teen daughter, it is wield something that small can out weigh a 5'6 person!
I am 6'0 and it weighs almost as much as I do. According to my wife, I am
just as dense as that piece of iron! : )
Thanks, Tom



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RE: [meteorite-list] Weight VS Size ?

2003-11-28 Thread Ing. Christian ANGER
Hi Tom !

Nearly all of the materials have different weigths compared to their
volumes.
It depends an different factors.

A new article in the latest issue (No 8/2003) of Meteoritics and Planetary
Science
has a good abstract to this subject. It is called
Stony meteorite porosities and densities.
Datas were taken from 925 samples of 454 different meteorites also from
different classes
like Achondrites, carbonaceous chondrites, enstatite chondrites, ordinary
chondritesand even stony irons.
There you can see the variety of all the materials.

This is what I was myself looking a long time for.

Maybe Bernd can remember, as I once asked him too about densities of
meteorites.

I don't know if this really helps you Tom, as you have to be subscribed to
the MetSoc to get
the magazine.

More information about this you get at

http://www.meteoriticalsociety.org/simple_template.cfm?code=pub_MAPS


Best regards,

Christian




IMCA #2673
www.austromet.com

Ing. Christian ANGER
Korngasse 6
2405 Bad Deutsch-Altenburg
AUSTRIA

email : [EMAIL PROTECTED]


-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] Behalf Of Tom aka
James Knudson
Sent: Saturday, November 29, 2003 4:54 AM
To: [EMAIL PROTECTED]
Subject: [meteorite-list] Weight VS Size ?


Hello List, as some of you know, I am putting together a mini individual
collection. I have a 2.8 gram NWA  (L6) and a 2.72 gram Allende. The
Allende is huge compared to the NWA. Is that an metal content issue?
  By the way, I am looking for more nice individuals this size, and irons
around 4 grams, if you have any for sell let me know off list. : )
Thanks, Tom
Peregrineflier 
Yea, that's right,
The proudest member of the IMCA # 6168



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Re: [meteorite-list] Weight VS Size ? Specific Gravity values?

2003-11-28 Thread E.J
Tom aka James Knudson wrote:

Hello List, as some of you know, I am putting together a mini individual
collection. I have a 2.8 gram NWA  (L6) and a 2.72 gram Allende. The
Allende is huge compared to the NWA. Is that an metal content issue?
 By the way, I am looking for more nice individuals this size, and irons
around 4 grams, if you have any for sell let me know off list. : )
Thanks, Tom
Peregrineflier 
Yea, that's right,
The proudest member of the IMCA # 6168
Tom brought up something I have been trying to assemble or Bum off of 
another researcher on the list.  Does anyone have a chart of average 
density/SG and ranges for the meteortite classes?
And Yes Tom this is largely the metal differences both free metal and 
metalic compounds between the carbonaceous class and other chondrites.

Elton

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