On Fri, 03 Oct 2008 04:28:47 -0700 [email protected] wrote: > > Carbonates can form without life. > > Rain water can dissolve CO2 from the air and calcium from the ground > and deposit calcium carbonate in the right environmental conditions. > Like in a cave or in concrete parkades or in dry soils as caliche: > > http://en.wikipedia.org/wiki/Caliche_(mineral) >
"http://en.wikipedia.org/wiki/Caliche_(mineral)" -- Lyndon Tiu --------------------------------------------------------------------- Visit our website: http://texascavers.com To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
