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zircons

Field photo of a rock outcrop.
Posted inEditors' Highlights

Structural Inversion of an Intracratonic Rift System in Deep Time

by Alexis Ault 31 October 202431 October 2024

A new study reconstructs how an ancient North American rift system was uplifted in space and time due to subsequent continent-continent collision.

Rocas saliendo del océano en una costa
Posted inNews

Circones de 4,000 millones de años podrían contener nuestras evidencias más antiguas de la existencia de agua dulce

by Nathaniel Scharping 4 September 20244 September 2024

Cristales australianos apuntan a la existencia de agua dulce, así como de continentes que se elevaban sobre el océano Hadeano de la Tierra.

Rocks sticking out of the ocean on the shore
Posted inNews

Four-Billion-Year-Old Zircons May Contain Our Earliest Evidence of Fresh Water

by Nathaniel Scharping 16 July 20244 September 2024

Australian crystals hint at fresh water, as well as land rising above Earth’s Hadean ocean.

A wide, flat area of tan-colored earth, with mountains in the distance. In the foreground, a paler, gray-colored substance appears to overlay the ground. Streaks of the tan-colored ground are visible beneath the gray substance.
Posted inResearch Spotlights

Tracing Millions of Years of Geologic Stress in the Andean Plateau

by Nathaniel Scharping 15 July 202415 July 2024

Paleostress modeling shows how a region of the Andean Plateau was uplifted and formed beginning more than 20 million years ago.

A piece of rock under a microscope. Colors are mostly gray and beige, with a small section of blue near the center. A legend on the bottom right indicates the image is about 100 micrometers across.
Posted inResearch Spotlights

Mantle Heat May Have Boosted Earth’s Crust 3 Billion Years Ago

by Rebecca Owen 23 April 202423 April 2024

Information from igneous zircon molecules gives researchers new insight into the workings of inner Earth.

Luna de la Tierra
Posted inNews

La Luna es incluso más antigua de lo que los científicos pensaban

by Matt Hrodey 7 December 20237 December 2023

¿Cómo se formó la Luna y cuántos años tiene? La datación más precisa hasta el momento del satélite más grande de la Tierra determinó que es mucho más antigua de lo que se pensaba previamente.

Earth’s moon
Posted inNews

The Moon Is Even Older Than Scientists Thought

by Matt Hrodey 6 November 20237 December 2023

How did the Moon form and how old is it? The most precise dating yet of Earth’s largest satellite found that it is much older than previously thought.

Small, white zircon crystals of various shapes and sizes appear against a black background.
Posted inResearch Spotlights

Prospecting for Copper with Machine Learning and Zircons

Rachel Fritts, Science Writer by Rachel Fritts 23 February 202323 February 2023

Using artificial intelligence, researchers can now identify zircons derived from valuable copper deposits.

白雪覆盖的山峰排列在青藏高原的南部边缘。
Posted inResearch Spotlights

研究揭示尼泊尔西部喜马拉雅港湾状地形的形成

Sarah Derouin, Science Writer by Sarah Derouin 19 October 202219 October 2022

研究人员通过热运动学研究发现,沿着板块汇聚界面大型逆冲断层在中下部地壳深处的地壳物质堆叠塑造了高原的生长和区域水系的发育。

A blue-gray river runs through a steep mountainous terrane, with the slopes nearest the river coated in green grasses, plants, and coniferous trees.
Posted inNews

What Can Zircons Tell Us About the Evolution of Plants?

by Alka Tripathy-Lang 5 October 202218 October 2022

The versatile mineral could contain evidence of the evolution of land plants and their effect on the sedimentary system.

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Inferring River Discharge from Google Earth Images

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