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Re: Seismic waves, density and temperature.

don findlay <d...@tower.net.au>

Stuart wrote:
> > Is that right.  Well, there's a big difference between something
> > behaving LIKE a fluid and it BEING one.  Solid rock, despite it
> > deforming into more contortions than an Indian/ Egyptial/ Balinese
> > Belly Dancer, is not a fluid.  Crystal gliding and accompanying
> > recrystallisation and movement on faults/ microfaults (and the
> > language to conveniently describe it)  is NOT *fluid* flow.  You're
> > only fooling yourself if you think you can apply the same equations of
> > state.  What's more, all of that stuff, all those contortions that
> > makes you think lovingly of belly dancing, is *stress* induced, more
> > than it is temperature induced.

> In this case of continental rocks, I would tend to agree.

Good.

> Simple point is, under stress rock will flow, yes?

> > No.  Not until you answer the bit about the mantle slab getting
> > "forced down"

> You mean pulled down?

No, ..I  mean what they say:- "forced down"
http://users.indigo.net.au/don/nonsense/fails.html
Where do they get the idea of 'forcing down'