Absolute dating techniques include radiocarbon dating of wood or bones, potassium-argon dating, and trapped-charge dating methods such as thermoluminescence dating of glazed ceramics. C) to systems such as uranium–lead dating that allow determination of absolute ages for some of the oldest rocks on Earth.

Is stratigraphy an example of absolute dating?

Before the advent of absolute dating methods, nearly all dating was relative. The main relative dating method is stratigraphy. Absolute dating is the term used to describe any dating technique that tells how old a specimen is in years. These are generally analytical methods, and are carried out in a laboratory.

How old is the upper layer of volcanic ash?

507 million years old The volcanic ash layer is dated as 507 million years old.