Mineral Researches Archives | Page 3 of 16

A sample of pebbly rock that U of A researchers took from an outcrop in Nunavut. The rock was found to contain both gold and diamonds—a rare combination similar to that found in the world's richest gold deposit in South Africa. (Photo: Supplied)

Diamonds found with gold in Canada’s Far North offer clues to...

October 9, 2020

Pioneering new research has helped geologists solve a long-standing puzzle that could help pinpoint new, untapped concentrations of some the most valuable rare earth deposits. Credit: Michael Anenburg, ANU.

Geologists solve puzzle that could predict valuable rare earth element deposits

October 9, 2020

Larger: A back-scattered electron image of a microscopic crystal of priscillagrewite-(Y) enclosed in fluorapatite. Inset: An optical image of the same crystal. Credit: American Mineralogist / Irina Galuskina et al.

Priscillagrewite : New mineral named in honor of renowned Nebraska geologist

September 18, 2020

A rough diamond from Kankan, Guinea, that was analyzed in a new study led by a PhD student at the U of A. The imperfections inside the diamond are small inclusions of a mineral called ferropericlase, which is from the lower mantle. Credit: Anetta Banas

Uncovering new understanding of Earth’s carbon cycle

September 12, 2020

Location and geological map of Yukinoura district, Saikai City, Nagasaki Prefecture, Japan. Credit: Professor Tadao Nishiyama

Japan’s geologic history in question after discovery of metamorphic rock microdiamonds

September 12, 2020

Quartz is one of the most common crystals on Earth

Meteorite strikes may create unexpected form of silica

September 1, 2020

Top 15 Most Expensive Gemstones In The World

August 6, 2020

A Trapiche emerald from Muzo Mine, Colombia. Credit: Luciana Barbosa/Wikipedia

Trapiche Emerald : What is a Trapiche Emerald? How Does a...

July 16, 2020

The Pink Star diamond, which fetched the highest price ever for a jewel offered at auction, is displayed at Sotheby's in Hong Kong on March 29. Credit: Vincent Yu/AP

Pink Star Diamond : The largest known Pink Diamond

July 16, 2020

How do the Geodes get Colorful?

June 30, 2020

zultanite gemstones, rough and crystal form lighting

Zultanite : What is Zultanite Mineral? Where to find Zultanite?

June 27, 2020

Purple Amethyst : What causes the purple color of amethyst?

June 18, 2020

Roebling Opal : Amazing Rare blue and green Opal Found in...

June 17, 2020

Study shows diamonds aren’t forever

June 6, 2020

New model shows how diamond-carrying rocks formed in Northern Alberta

June 6, 2020

Photomicrograph in crossed polars of precious-metal bearing peridotite. Note the optical zoning (light/dark bands) in the plagioclase (grey coloured mineral) in the central part of the image. The occurrence of this zoning was the focus of the study in question. The width of the image frame is 4 mm. Credit: Nat. Geosci. (2020).

Scientists find evidence of how platinum metals form under 60 million-year-old...

May 3, 2020

What is The Largest Peridot in the World?

April 29, 2020

Peridot : What is Peridot? Where is Peridot found?

April 29, 2020

Rare Gems & Minerals in Texas

April 12, 2020

Mines in Texas & New Mexico : Mines Where You Can...

March 26, 2020

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Software models ocean currents for oil and gas search

October 24, 2014

Alpine Fault, South Island, New Zealand

January 29, 2013

High School Student Discovers Skeleton of Baby Dinosaur

October 23, 2013

Mysteries of volcanic avalanches unlocked

September 7, 2016

New hints of volcanism under the heart of northern Europe