The oldest known terrestrial material on the surface of Earth, these crystals of zircon formed some 4.4 billion years ago. Oldest crystal was found on Erawandoo Hill – 4,404 million years old. Exploration of this material provides new information about the early history of Earth.

Location, GPS coordinates: 26.1829 S 116.9448 E
Categories: Rare natural materials, Geographical extremes
Values: Geology
Rating: 3 out of 10 stars
Where is located? Australia and Oceania, Australia, Western Australia, Mid West, the border of the Shire of Murchison and Shire of Meekatharra

Zircons of Jack Hills on the map
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