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How Old is the Snowy Mountains?

April 17, 2025 by MySydneyDetour Leave a Comment

By MySydneyDetour

Table of Contents

  • How Old is the Snowy Mountains?
  • The Geological History of the Snowy Mountains
  • Exploring the Snowy Mountains
  • Conclusion

How Old is the Snowy Mountains?

Snowy Mountains, Perisher Valley, New South Wales, Australia
Mick / Adobe Stock

If you’re planning a trip to the Snowy Mountains in NSW, you may wonder how old these majestic peaks are. As a travel enthusiast and avid hiker, I’ve spent plenty of time exploring this stunning region, and I’ve done some research to help answer this question. In this article, we’ll dive into the geological history of the Snowy Mountains and explore how they came to be.

The Geological History of the Snowy Mountains

Mount Kosciuszko in Snowy Mountains, New South Wales, Australia
Monik-a / Adobe Stock

The Snowy Mountains are part of the Great Dividing Range, which stretches over 3,500 km along Australia’s eastern coast. This range was formed around 300 million years ago during the Paleozoic Era when Australia was part of the supercontinent Gondwana.

During this time, the area that is now a shallow sea covered the Snowy Mountains. Over millions of years, sediment built up on the sea floor and was eventually compressed into rock. Tectonic activity lifted and folded these rocks, creating the rugged peaks and valleys we see today.

While the Snowy Mountains are relatively young geologically, the rocks that make up the range are much older. The oldest rocks in the Snowy Mountains date back to the Cambrian period, around 500 million years ago. These rocks, composed of sandstone and shale, can be found in the western part of the range.

See Related: What is the highest mountain in Sydney?

Exploring the Snowy Mountains

Panoramic view of the Snowy Mountains in Perisher valley in Australia
Tara / Adobe Stock

Today, the Snowy Mountains are a popular destination for hikers, skiers, and nature lovers. The region is home to several national parks, including Kosciuszko National Park, which contains Australia’s highest peak, Mount Kosciuszko.

If you’re planning a trip to the Snowy Mountains, there are plenty of opportunities to explore the region’s geological history. The Snowy Mountains GeoTrail is a self-guided tour that takes you through some of the area’s most significant geological sites, including the Yarrangobilly Caves and the Kiandra Goldfields.

Conclusion

In conclusion, the Snowy Mountains are a relatively young range, formed around 300 million years ago during the Paleozoic Era. However, the rocks that make up the range are much older, dating back to the Cambrian period, around 500 million years ago. Whether you’re interested in the region’s geological history or just looking for a beautiful place to explore

Filed Under: Travel Tips

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