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Mineral occurrences and deposits

A gloved hand holding a clump of orange and green bacterial mat the size of a fist
Posted inFeatures

The Carbon Market Potential of Asbestos Mine Waste

by L. Poppick 6 May 2019

Researchers have devised new methods to turn toxic asbestos mine tailings into innocuous piles of carbonate rock and draw down atmospheric carbon dioxide at the same time.

Close-up photo of a rock
Posted inNews

For Some Copper Deposits, Microbes Make Minable Minerals

by H. Gavin 10 April 201928 September 2021

Copper ores were long thought to form through purely chemical processes, but a recent study provides the strongest evidence yet that microbial metabolism drives mineral production.

Chang’e-4’s Yutu-2 rover exploring Von Kármán crater on 3 January 2019
Posted inNews

Lander Gives First Look at Moon’s Farside

by Kimberly M. S. Cartier 4 January 2019

The mission aims to explore this relatively unstudied hemisphere and learn about its age, composition, and geologic history.

The spotlights of a remotely operated vehicle illuminate carbonate rock spires of the Lost City hydrothermal vent field in the Atlantic Ocean.
Posted inNews

Deep-Seabed Mining May Come Soon, Says Head of Governing Group

by Randy Showstack 22 November 2017

New regulations could open the door for sustainable mining, says the head of the International Seabed Authority. However, he and others pointed to environmental, financial, and technical challenges.

Offshore rig
Posted inNews

Proposed Bill Would Loosen Ocean Drilling Restrictions

by Randy Showstack 17 October 2017

The legislation would restrict the withdrawal of offshore areas from oil and gas development and overturn current planning processes.

Coal is excavated at a Wyoming mine in 2014.
Posted inNews

Policy Experts Debate Trump Energy Plan

by Randy Showstack 28 February 2017

Lauded by free-market proponents at a policy forum, the White House plan sparked disagreements among panelists about climate implications, the potential for a coal comeback, and carbon taxes.

New mineral merelaniite looks like fine hairs.
Posted inNews

Whiskers on Familiar Crystal Revealed as New Mineral

by JoAnna Wendel 9 November 2016

A 14-year-old girl's chance encounter with a random sample of tanzanite led scientists to find an entirely new mineral.

Helium bubbles through hot spring in Rift Valley, Tanzania.
Posted inNews

Tanzanian Volcanoes May Hoard Helium Ready for the Taking

by A. Coombs 28 July 2016

Sweet spots of volcanic heat that are not too close to active eruptions may hold the world's richest reservoirs of the scientifically and medically important gas helium.

Posted inNews

Surveying Alaskan Minerals from Afar

by E. Deatrick 13 July 2016

By using hyperspectral imaging, researchers test their ability to find copper in remote areas.

A U.S. military helicopter assists the stranded Kulluk mobile offshore drilling unit in January 2013.
Posted inNews

Tougher Guidelines Issued for Alaska Offshore Drilling

by Randy Showstack 11 July 2016

The regulations will reinforce safety mechanisms and provide stronger planning efforts and enhanced regulatory certainty, according to the Department of the Interior.

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From AGU Journals

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Reviews of Geophysics
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By M. O. Andreae, P. Merlet

HOT ARTICLE
Geophysical Research Letters
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