cladking Wrote:
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> Bernard; Thank you for the info. I was not aware
> of some of this.
>
> I don't know the minimum depth at which cold water
> geysers can form
> but this water which forms (and formed) most of
> the water table at
> Giza is (was) coming from far to the south. If it
> was upwelling from
> very deep aquifers, it's not difficult to imagine
> it coming up with
> lots of CO2.
>
> Everything that I've read agrees that all or most
> such geysers are
> man-made. With the Egyptians' penchant for
> digging, tunneling, and
> drilling it's within the scope of their ability to
> have done this. All
> it would take is to see a little water coming up
> where it was needed
> and they might start operations to see if the flow
> might be increased.

It might be pertinent to cite the depth of some known Egyptian wells to see if they went 200 meters down

>
> The primary and initial reason for even mentioning
> Lake Kivu is that
> this was within the Nile drainage basin and is now
> carbonated. This
> is ongoing and there was an eruption this century.

AS the stuff I posted shows this is not relevant since magma carbonation is not what is involved in the cold water geysers.
Bernard
>
>
> tempus fugit