[meteorite-list] Polishing Chondrite Slices

[PolandMET]

> Hi, This is Tom Phillips, the microscope guy,  which really means the
> polishing guy.  I have to agree, Ghubara is both  tough to polish with out 
> scratches
> and when I revisited some polished slices I  had made a year ago, all were
> good except the Ghubara.  It had to be  repolished before any scope time.
>
> Perhaps some one can suggest a sealing  method that would work for your
> sphere?

I think in that case You must make the same "tricks" like with iron 
meteorites.
Using oil +heating or try to put it into red devil solution to remove all 
acids that can start rusting. Ghubara must fall in very "bad" place, thats 
why he is now heavy ruster.

-----[ MARCIN CIMALA ]-----[ I.M.C.A.#3667 ]-----
http://www.Meteoryt.net             marcin at meteoryt.net
http://www.PolandMET.com       marcin at polandmet.com
http://www.Gao-Guenie.com      GSM +48(607)535 195
--------[ Member of Polish Meteoritical Society ]--------