[meteorite-list] Polujamki/Markovka pairing: second try

[Mr EMan]

There isn't enough information to reach a conclusion. 
The original masses and how they were assembled prior
to fragmentation are missing values and presently
beyond valid modeling.

However, interesting observation.

Eman


--- Thaddeus Besedin <endophasy at yahoo.com> wrote:

>  
>   Polujamki and Markovka fell within kilometers of
> each other and share all macroscopic petrographic
> features except for two striking differences:
> Polujamki, in photos I have found and in my
> specimen, seems to have, almost without exception, a
> much higher frequency of >3mm pools of coalesced
> Fe-Ni, as well as relatively more extensive shock
> veining/brecciation. Is this simply an observation
> made from a specific paired stone that became
> available recently? Can the amount of elemental
> metal dissemination in the original meteoroidal body
> have been bimodally segregated due to localized
> shock, contributing to the differences in trajectory
> of individual fragments of the stone as a result of
> explosive aerial fragmentation? 
>    
>   _______Total Iron
> Content__________________________________
>     Polujamki:  25.69 %   
>   
> http://www.crystalencounters.com.au/poluyamki.html
>      Markovka:  25.48%  
>   http://www.minresco.com/meteor/meteor10.htm
>   -Thaddeus
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