[meteorite-list] Chondrule formation mechanism (Info Please)

From: E.P. Grondine <epgrondine_at_meteoritecentral.com>
Date: Tue Oct 24 13:09:25 2006
Message-ID: <20061024170903.81329.qmail_at_web36915.mail.mud.yahoo.com>

Hi Rob -

"molecules of a feather flock together"? why?

If they did, then say an initial detonation of our sun
could have been the heat which fused them together. I
think speculation on this kind of blast has been
bandied about much recently.

good hunting,
Ed

--- Rob McCafferty <rob_mccafferty_at_yahoo.com> wrote:

>
> I like this theory very much. (I particularly like
> it
> because it allows the structure to form the way i
> described it)
> Rob McC
>
> --- Mr EMan <mstreman53_at_yahoo.com> wrote:
>
> >
> > I think crystal formation in a fluid preceded the
> > choundrule formation. Seems standard mineralogy
> and
> > crystalography answer the how. The proto planetary
> > disk was a fluid. Molecules of a feather flock
> > together even in low gravity fields. Each
> undefined
> > circuit through time and space was another
> > opportunity
> > for like molecules to sort themselves onto a
> latice.
> >
> >
> > Whatever duration this crystal formation epoch
> > existed, it seemes to have been abruptly forclosed
> > to
> > subsequent growth.(e.g. Depletion of the stock of
> > molecules by a sweeping solar megawind that sorted
> > the
> > natural abundance of the elements in the solar
> > system
> > based on atomic weight?)
> >
> > One current theory is that a period of intense
> > mega-lightening 500 million miles long
> flash-melted
> > the chondrules. If this were the case perhaps the
> > vitrified spherical globs slowly restored the
> > crystal
> > lattice within the confines of the sphere.
> >
> > I think this is a part of the answer but not the
> > whole
> > story.
> >
> > Elton
> >
> >
> >
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Received on Tue 24 Oct 2006 01:09:03 PM PDT