Even in the case of very long half-lives, modern scientific instruments are now accurate enough to give very fine readings.
We usually hear of Carbon 14 dating, which is very important in archaeology.
All ordinary matter is made up of combinations of chemical elements, each with its own atomic number, indicating the number of protons in the atomic nucleus.
Additionally, elements may exist in different isotopes, with each isotope of an element differing in the number of neutrons in the nucleus.
because the core age is nearly close to age of older granitoids.
Within this philosophical and theological context of time, the next sections discuss geological time as determined by radiometric dating: (1) how the technique works well and (2) some young-earth creationist responses.The Th/U ratios of magmatic zircons are commonly between 0.32 and 0.70, whereas hydrothermal zircons frequently have more extreme values or low extreme values.Also, you need to understand the fluid-rock interaction history in the area.Perhaps another reason for the interest in time is that humans are bound by time and can’t move around in it as they can in space.The best they have is consciousness with a limited ability for such movement providing memories of past times and hopeful pictures of future times.You can identify that from the inclusions inside the rims and normal zoned zircons (Plagioclase, K-feldspar, Quartz, and amphiboles).