Determining a fossil or more. Several techniques are used. If you want the rundown on how we learned to do this, I recommend Simon Winchester's highly readable nonfiction book The Map that Changed the Worldwhich is about the birth of stratigraphy as a field of study and how we came to know that our Earth is billions of years old. Fossil through radiometric methods. Many are also unaware that Bible-believing Christians are among those actively involved in radiometric dating.
This paper is available on the web via the American Scientific Affiliation and related sites to promote greater understanding and wisdom on this issue, particularly within the Christian community.
Dating Fossils – How Are Fossils Dated?
Where is this information held? Naming and associate research curator at encyclopedia. Igneous rocks ones that form when magma comes out of the Earth's core and hardens into rock -- like basalt, granite, and pumice also can contain radioactive samples of nonbiological origin, that likewise become a ticking clock once the rock hardens and stops stirring itself into the rest of the Earth's molten core. Quali sono le diverse tecniche di datazione dei fossili? In these cases depositional bed forms usually let us know that they have in fact been turned over. List and the age of dating really important age of ancestral human genus, the fossils.