If these form a straight line then the subsamples are consistent, and the age probably reliable. Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia. The age of the sample can be obtained by choosing the origin at the y intercept. Contrary to creationist claims, it is possible to make that determination, as the following will explain:. Submit Feedback.
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This difference may appear small, but, considering that modern instruments can make the determination to a few parts in 70, it is quite significant. Technical advances, including the introduction of the argon—argon method and laser heating, that have improved the versatility of the method are described below. Merrihue and English geochronologist Grenville Turner in