Quartz vs Calcite: What’s the Difference?
Quartz and calcite are two of the most common minerals on Earth, and in some specimens they can be surprisingly easy to confuse.A colorless...
Shield Volcano vs Stratovolcano: What’s the Difference?
Not all volcanoes have the classic cone shape. Some, such as Mauna Loa in Hawaii, form enormous mountains with broad bases and gentle slopes...
Stalactites vs Stalagmites: What’s the Difference?
When you enter a cave, you may see pointed formations hanging down from the ceiling and similar structures rising upward from the floor. At...
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White Sands, New Mexico: How the World’s Largest Gypsum Dune Field Formed
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Waitomo Glowworm Caves: Geology and Glowworms
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Shiprock, New Mexico: Geology of an Ancient Volcano
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Hierve el Agua: Mexico’s Petrified Waterfalls
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White Sands: A Dream Carved by Geology #Shorts
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Black Sand Beach or Reynisfjara Beach: Geological Wonders Documentary
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White Pocket, USA : A Geological Marvel Documentary
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Paint Mines Interpretive Park, USA : Geology, Formation
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Fagradalsfjall Volcano, Iceland : Eruptions and Formation
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Canada's Cheltenham Badlands, Geology and Formation
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GEOLOGICAL WONDERS
Columnar Basalt Formations: How Hexagonal Columns Form and the Best Places...
Columnar basalt formations are one of those natural things that make even a geologist like me stop for a moment and think, “did nature...
The White Sands National Monument, New Mexico, USA
Nestled in the Tularosa Basin of southern New Mexico, White Sands National Monument is a breathtaking landscape of rolling white gypsum dunes that seem...
Waitomo Glowworm Caves, New Zealand: Geology, Formation and Glowworms
Beneath the green hills of New Zealand’s North Island, there is an extraordinary place where the ceiling of a cave looks like a night...
ListS
10 Places That Look Like Other Planets
Earth is generally referred to as the Blue Planet, but within its familiar landscapes there are places so alien that they can easily be...
10 Places Where Fossils Tell Ancient Stories
Fossils are more than ancient remains—they are windows into vanished worlds. Each fossil preserves a moment in time, capturing organisms that lived millions of...
10 Rock Landscapes That Look Like Art
Nature has been shaping the Earth's surface for billions of years. However, this shaping is not random, chaotic or unplanned. On the contrary; factors...
ORE MINERALS
Braches of Geology
Mountain Building (Orogenesis)
Mountain building, also known as orogenesis, is a geological process that involves the formation and uplift of large, elevated landforms, known as mountains. These...
Site Investigation Techniques
Site investigation is a critical aspect of geotechnical engineering, providing important information about the geological and geotechnical properties of a site. It involves the...
Optical Properties of Minerals
Study of how light passes through thin sections – rock cut and polished to about 0.3 mm thickness
Use properties of light absorption and propogation through a mineral à affected by atomic arrangement and composition
Learn the properties of light associated with techniques governing the use of a petrographic microscope
GENERAL GEOLOGY CONTENTS
Yellowstone’s Supereruption Was Not a Single Explosion, New Evidence Suggests
1. Yellowstone's Last Supereruption Wasn't as Simple as We ThoughtFor years, textbooks and popular science accounts have painted Yellowstone's last supereruption as one single,...
