[meteorite-list] CAI's - Formation Age

From: Carl 's <carloselguapo1_at_meteoritecentral.com>
Date: Sun, 28 Feb 2010 12:56:54 -0800
Message-ID: <COL108-W21B4F0EAC437958775D6B99B3D0_at_phx.gbl>

Hi Mike,

I don't have a precise age but now they may be a few million years younger:

http://www.space.com/scienceastronomy/comet-inner-solar-system-material.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed:+spaceheadlines+%28SPACE.com+Headline+Feed%29&utm_content=My+Yahoo

Carl2
 
MikeG wrote:
> I can't recall exactly how old most CAI's are. I know they were
> formed a few million years before chondrules, but does anyone have a
> more precise age for these? I think it was around 4.6+ billion years,
> give or take a few minutes....?

                                               
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Received on Sun 28 Feb 2010 03:56:54 PM PST