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OzGeology is all about geology, mineralogy, volcanoes, and the many natural disasters that have shaped and continue to shape our world.

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Collection 1 Has Sold Out!

Taken from a rare outcrop in the Victorian Goldfields from an area historically worked for gold, silver and antimony.

We have fully sold out of collection number 1.

Thank you to everyone who supported us by buying the specimens.
I appreciate it so much!


OzGeology Articles

The Only Place on Earth Where ‘Kryptonite’ Actually Exists: Jadarite

The Only Place on Earth Where ‘Kryptonite’ Actually Exists: Jadarite

Jadarite is a rare lithium–boron mineral discovered in the Jadar Basin of Serbia and famously compared to real-life kryptonite due to its nearly identical chemical formula. Formed during the Miocene Epoch in a high-temperature lacustrine sedimentary basin, this unique mineral represents one of the most unusual lithium deposit types on Earth. Unlike lithium from pegmatites or evaporative brines, jadarite formed deep within alkaline lake sediments under precise geochemical and tectonic conditions. This video explores the geology of the Jadar Basin, the mineralogy of jadarite, its crystal structure, why it is only found in one place on Earth, and what it means for lithium resources, battery technology, and critical mineral supply chains.

Socotra: The Island That Shouldn't Exist

Socotra: The Island That Shouldn't Exist

Socotra is an island that defies geological logic. In this deep dive into the geology of Socotra, we explore how a fragment of ancient continental crust was torn from Africa during the opening of the Gulf of Aden and stranded in the Arabian Sea. Unlike volcanic islands such as Hawaii or Iceland, Socotra is built from Neoproterozoic granite, metamorphic basement rocks, and thick Cretaceous limestone deposited in shallow tropical seas. This video explains continental rifting, fault-bounded grabens, rift shoulder uplift, Miocene tectonic activity, and dramatic Pleistocene sea-level changes that shaped the Socotra Platform. We break down the formation of the Haggier Mountains, the role of the Guardafui Basin in isolating the island, and how plate tectonics created one of the most unique island ecosystems on Earth. From Precambrian crystalline rocks to limestone plateaus and dragon’s blood tree habitats, this is a complete geological history of Socotra designed for both beginners and geology enthusiasts.

The Massive Meteorite That Smashed Greenland: The Hiawatha Crater

The Massive Meteorite That Smashed Greenland: The Hiawatha Crater

Beneath the Greenland Ice Sheet lies the 31 km wide Hiawatha impact crater — one of Earth’s largest and most mysterious buried meteorite craters. Formed 58 million years ago by a massive 1.5–2 km wide iron asteroid, this Paleocene impact reshaped a forested Arctic landscape long before Greenland was covered in ice. In this video, we explore the size of the asteroid, the scale of the explosion, the formation of shocked quartz and impact melt rocks, and whether this ancient asteroid collision caused global climate effects. From microspherulitic melt grains to hydrothermal alteration, this deep-time geology story reveals how a colossal meteorite impact left a hidden scar beneath modern ice.

The Massive Canyon in The Middle of The Atlantic Ocean

The Massive Canyon in The Middle of The Atlantic Ocean

Discover the hidden giant of the North Atlantic — King’s Trough, a massive underwater rift system deeper and wider than the Grand Canyon. Formed by plate tectonics during a transient Eurasia–Africa plate boundary shift, this submarine canyon records the dramatic interplay between mantle plume activity, Mid-Atlantic Ridge spreading, and oblique rifting. In this video, we explore how the Azores mantle plume thickened the oceanic crust, how transtensional faulting tore open the seafloor between 37 and 20 million years ago, and why the Peake and Freen Deeps plunge nearly 6,000 meters below sea level. This is the tectonic story of one of Earth’s largest and least known ocean floor canyons.

Germany Just Discovered a $1.27 Trillion Lithium Deposit… Or Did It?

Germany Just Discovered a $1.27 Trillion Lithium Deposit… Or Did It?

Germany has made global headlines with reports of a 43 million tonne lithium deposit beneath the Altmark gas field in the North German Basin. At current lithium carbonate prices, the in-place value has been estimated at over 1.27 trillion AUD. But what does the geology actually say? This deep dive explores the Permian Rotliegend sandstones, lithium-rich brines at depths of 3–4 kilometres, water–rock interaction processes, recovery factors, and whether this is truly one of the world’s largest lithium deposits or simply a theoretical resource. Learn how ancient desert basins, volcanic mica breakdown, and sedimentary basin evolution created a potential lithium brine system that could influence Europe’s energy transition and battery supply chain.

The Hidden Grand Canyon Beneath The Nile River

The Hidden Grand Canyon Beneath The Nile River

Beneath modern Cairo lies a massive buried Nile canyon carved during the Messinian Salinity Crisis when the Mediterranean Sea dropped hundreds of metres. This hidden geological giant rivals the Grand Canyon in buried relief and reveals how extreme sea-level change reshaped Egypt millions of years ago.

A Newly Discovered $1.5 Trillion Lithium Deposit Inside A Super Volcano

A Newly Discovered $1.5 Trillion Lithium Deposit Inside A Super Volcano

Sixteen million years ago, a massive supervolcano erupted in what is now northern Nevada and southeastern Oregon, forming the McDermitt Caldera and laying the geological foundation for one of the largest lithium discoveries in the world. Beneath this ancient caldera, geologists have identified a clay-hosted lithium deposit valued in headlines at up to $1.5 trillion, potentially transforming the global lithium supply chain. This blog explores how Miocene supervolcanic activity, caldera collapse, closed basin lake systems, and long-term sedimentary alteration combined to concentrate lithium into a world-class resource. From Yellowstone hotspot volcanism to modern electric vehicle batteries and grid-scale energy storage, the McDermitt Caldera connects deep-time geology with the future of renewable energy and global geopolitics.

The Oldest River on Earth: The Finke

The Oldest River on Earth: The Finke

The Finke River, also known as the Larapinta, is widely regarded as the oldest river in the world and one of the most extraordinary geological features in central Australia. Flowing across the MacDonnell Ranges in the Northern Territory, the Finke River preserves an ancient drainage pathway that may date back to the late Paleozoic, making it older than the dinosaurs. This blog explores how the Finke survived the Alice Springs Orogeny, deep Cretaceous weathering, etchplanation, tectonic tilting, and extreme desert floods to remain one of the longest-persisting river systems on Earth. From Glen of Palms paleomeanders to the Missionary Plain and the Lake Eyre Basin, we break down the geomorphology, tectonics, and climate history that shaped Australia’s most famous ancient river.

The Richest Silver Deposit on Earth: Cerro Rico

The Richest Silver Deposit on Earth: Cerro Rico

Cerro Rico de Potosí is more than a mountain — it is the richest silver deposit ever mined and one of the most consequential geological features in human history. This blog explores how an ancient Miocene volcanic dome became a world-class hydrothermal silver system, why its geology made it extraordinarily metal-rich, and how its discovery in 1545 transformed Potosí into the financial engine of the Spanish Empire. From the brutal patio process and forced mita labor to the global flow of Andean silver that fueled early globalization, we unpack the deep geological, historical, and economic forces behind this legendary mine, its multi-metal endowment of silver, tin, lead, and zinc, and how centuries of extraction have turned the mountain into a fragile, honeycombed landscape that is still being mined today.

The Recent 13 Trillion Dollar Gold Discovery

The Recent 13 Trillion Dollar Gold Discovery

The claim that Uganda discovered a thirteen trillion dollar gold deposit spread across the internet at lightning speed, but a closer look at the numbers reveals a very different reality. Reports stating that thirty one million tonnes of gold bearing ore contained three hundred and twenty thousand tonnes of refined gold would require an average grade of just over one percent, or more than ten kilograms of gold per tonne of rock, a concentration that has never been observed in any bulk gold deposit anywhere on Earth. This blog unpacks how a likely confusion between tonnes and ounces distorted the story, explains why three hundred and twenty thousand ounces would be geologically plausible while three hundred and twenty thousand tonnes is not, and examines the real gold bearing geology of Uganda, including its ancient Precambrian belts, shear zone hosted systems, and historic mining districts. By separating viral hype from verifiable geology and industry reporting standards, the post shows why the trillion dollar headline is misleading while still highlighting why Uganda genuinely remains an important and underexplored gold province.

The Richest Gold Province on Earth Worth $13 Trillion

The Richest Gold Province on Earth Worth $13 Trillion

The Witwatersrand Basin in South Africa is the richest gold province on Earth, producing around 48,000 tonnes of gold and reshaping the history of mining and geology. Unlike most goldfields defined by narrow quartz veins, the Witwatersrand’s famous “reefs” are ancient river gravels that were buried, metamorphosed, and later modified by hot fluids, thrust faulting, and even a massive asteroid impact at Vredefort. This post unpacks how Archaean rivers, regional metamorphism, structural deformation, and hydrothermal processes combined to create the world’s greatest gold deposit, why the placer versus hydrothermal debate still matters, and what the Witwatersrand tells us about early Earth, ancient atmospheres, and ore formation.

The 6 Trillion Dollar Discovery in Outback Australia

The 6 Trillion Dollar Discovery in Outback Australia

A six trillion dollar iron ore discovery in Western Australia isn’t about a new mine being found — it’s about a geological breakthrough that changed when the world’s largest iron deposits actually formed. New research into the Hamersley and Pilbara iron province shows that high-grade iron ore was upgraded far later than scientists once believed, reshaping models of banded iron formation alteration, ore genesis, and long-term resource potential. This article breaks down how the discovery was made, why the timing matters, and how deep tectonic processes, orogenic activity, and fluid flow turned ancient iron-rich sediments into the backbone of the modern global economy.




OzGeology is now on Spotify!


We’re proud (and honestly still a bit stunned!) to announce that OzGeology is now available as a podcast on Spotify.

What started as a small YouTube channel exploring Australia's geology, gold discoveries, and natural history has grown into something much bigger — and it’s all thanks to you!

In an incredible moment we never saw coming, OzGeology has:

🏆 Ranked #1 Science Podcast in Australia

🌟 Achieved #8 Overall Top Podcast in Australia — across every category and genre

🎙️ Secured #1 Top Episode in Australia

It’s rare for a science-focused show to break into the top charts dominated by entertainment, news, and lifestyle podcasts — and the fact that a geology podcast has ranked this high shows just how passionate and curious this community really is.

This milestone means so much to us because it proves there’s a real hunger for stories about the ancient landscapes, goldfields, and hidden wonders that shaped Australia. It’s not just about rocks — it’s about history, discovery, and adventure.

If you love learning about the Earth beneath your feet, the secrets locked inside ancient mountains, or the thrill of finding gold, the OzGeology podcast is made for you.

🔎 Explore new episodes, uncover Australia's hidden geology, and join the growing OzGeology community on Spotify today!

Click here to listen to the OzGeology Podcast on Spotify!

Support The Channel

If you enjoy the videos and want to help keep the OzGeology channel going, consider supporting us on Patreon.
Creating high-quality geology content takes a huge amount of time, research, and fieldwork — and your support helps make it all possible.

While we don't offer extra perks or bonus content (because every spare moment already goes into making the videos you see), your support directly helps fund new episodes, equipment, and exploration trips. And all patrons' names are listed at the end of every episode as a thank you.

If you love what OzGeology is all about, and want to be part of the journey, we’d be honored to have you as a Patreon supporter.

👉 Join us on Patreon


Every bit of support truly makes a difference — thank you!


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