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Revision as of 09:54, 6 August 2014 by 62.210.78.209 (talk) (A packet of envelopes http://www.folfg.com/montana-home-loans-online/ pay day advance service "You can never be absolutely sure," he says. "But the beauty of our model at the moment is that all the n)
A packet of envelopes http://www.folfg.com/montana-home-loans-online/ pay day advance service "You can never be absolutely sure," he says. "But the beauty of our model at the moment is that all the numbers match up very well." His isotope measurements indicate that about 0.5% of the Earth's mantle mass fell in the form of meteorites (that's 20 billion billion tonnes, if you were wondering). This figure matches geologists' current best guess, based on the overall concentrations of precious metals in the Earth's mantle and crust. Willbold describes this match as a "smoking gun".