Meteorite research, Reviews of Geophysics | …
· Meteorite research Meteorite research Wasson, John T. 1975-07-01 00:00:00 and 4.0 x 109 years. The 39-⠢øAr plateau ages for most breccias also fall in this age range, although the significance of the plateau ages is not really understoodowing to uncertainties in the know]edge of Ar diffusion.
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