Re: Parker & Morris?

David Campbell (
Wed, 24 Nov 1999 11:16:07 -0500

> What I mean by this is that this is the time it
>takes for the rivers to fill the oceans up with these elements. Such times
>can only be constraints on the age of the oceans IF and ONLY IF, none of
>the minerals leave the ocean through sedimentation/chemical reaction.

They also leave through wind and evaporation. Most people know that you
should wash your car well after a visit to the beach to prevent corrosion.
This is from dissolved minerals in spray. As a familiar example of
dissolved salts being removed from the ocean, it may be more generally
accessible than a detailed explanation of residence time.

David C.