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A Brief History of the Earth

From formation to the present, the complete history of the Earth is still being untangled.

The Earth has been through a lot during it's history. The geological record gleaned from fossils is only the last chapter. Scientists are starting to piece together an outline of the dramatic events in the previous 4 billion years.

Zircon

Zircon Crystal

Zircons are hard and heat and corrosion resistant, so they can outlast the rock that contained them. They sometimes have useful traces of the world around them making them perfect for studying the very early Earth.