12/22/2023 0 Comments AVZ Antiviral Toolkit 5.77 downloadingThe same rocks have also been dated by the UThPb method on zircon, giving a crystallization age of 166 ? 11 Ma, over twice as old as the RbSr age. We report a nine-point RbSr whole-rock isochron age of 70?3 Ma (MSWD 3.97) for Mid-Jurassic volcanic rocks.
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