Earth and Environmental science

presentation on isotope rock dating

By Youmna

Introduction into the process

- Natural process

- alpha

- beta

- Gamma

In order of weakest to strongest -> Alpha, Beta and Gamma.

Half Life and explaination

Below is a table which visaully showcases how it works.

One of Australia's oldest rock

zircon crystal around 4.4 billion years old.

Below is a micoscopic picture of it.

May possibly be the oldest piece of Earth.


The Process of Natural Radioactive Decay (2014) :Dummies [assessed 3/3/2014 and 6/3/2014]

Anne Marie Helmenstine, Ph.D (2014) What Is Radioactivity? What is Radiation? [] [assessed 3/3/2014 and 6/3/2014]

Absolute dating: [ Foundational concepts] [accessed 7/3/2014]

Half life (2014) : Wikipedia [accessed 10/3/2014]

Rock of Ages: Microscopic 4.4 billion-year-old crystal is the oldest-known fragment of Earth (2014) : Daily mail {UK} [accessed 10/3/2014]