It is rare for a study involving radiometric dating to contain a single determination of age. About us Our programming Become a supporter. Hurlbut, Jr. Awbrey F, Thwaites WM, editors. Even if excess argon is present in a sample, YECs must still explain the ultimate origin of 40Ar. In addition, the initial amount of 40 K that you started with is never measured directly; instead, it is assumed to always be.
How can the very top, volcanic rock be older than the very bottom layer basalt rock?
How Old Is the Mount St. Helens Lava Dome?
So when my result says the sample was 2. Let us consider what the AMS measurements imply from a quantitative standpoint. There are many types of meteorites. It is a definite pattern. That is, very tiny amounts of argon contaminants from previous analyses may remain within the equipment, which precludes accurate dates for very young samples. In fact, fossil samples from a large spectrum of the fossil record were also tested.
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