Re: (meteorobs) Mars and Meteors

• To: meteorobs@atmob.org
• Subject: Re: (meteorobs) Mars and Meteors
• From: YoungBob2@aol.com
• Date: Fri, 5 Sep 2003 21:48:24 EDT
• Delivered-To: meteorobs-mhonarc2@galaxy.atmob.org
• Delivered-To: meteorobs@atmob.org
• Reply-To: meteorobs@atmob.org
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I think the prevailing theory is that past water (H2O) on Mars has
caused the Iron to become Iron Oxide (Fe + O2) and the Hydrogen 
is lost to the atmosphere, and to space.  Hence Mars is red
because it is rusting away, like the iron rich red soils of places
like Eastern Brazil.

Clear skies,
Bob Young

In a message dated 9/5/2003 12:28:23 PM Eastern Daylight Time, 
gliba@milkyway.gsfc.nasadot gov writes:

> Good point. So, the water contibution from meteors from comets has little
>  to contibute to oxidation; so it must be the oxygen in the martian air.
>  Or is the atmosheric pressure on Mars enough to allow water to vaporize
>  and not just sublimate?
>  
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