Tags Mineral Researches

Tag: Mineral Researches

Origin of Earth’s oldest crystals

New research suggests that the very oldest pieces of rock on Earth -- zircon crystals -- are likely to have formed in the craters...

Minerals reveal record of magnetic fields

Fresh discoveries about common minerals are helping scientists better understand the nature of Earth’s magnetic fields. Hi-tech imaging technology is enabling researchers to study tiny...

Copper gives an answer to the rise of oxygen

A new study presents evidence that the rise of atmospheric oxygenation did indeed occur 2.4-2.1 billion years ago. It also shows that biological usage...

Uncovering bacterial role in platinum formation

Australian scientists have uncovered the important role of specialist bacteria in the formation and movement of platinum and related metals in surface environments. Published in...

Largest blue diamond to appear at Hong Kong auction

The largest oval fancy vivid diamond ever to appear at auction is headed for sale in Hong Kong next month, where it is expected...

The world’s rarest minerals

Scientists have inventoried and categorized all of Earth's rare mineral species described to date, each sampled from five or fewer sites around the globe....

Mercury rising?

Gold mining in California in the 19th century was a boon for the state's economy but not so much for the environment. Mining left...

A New Natural-Color Bluish Green Chalcedony

A new type of chalcedony (figure 1) was recently submitted to GIA’s Carlsbad laboratory by Yianni Melas of Greece. According to Melas, this material...

How Do Crystals Form & Grow?

A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic...

Graphite Inclusions Forming Octahedral Outline in Diamond

Primary diamond deposits are usually found in mantle-derived igneous rocks, with the principal hosts being kimberlite and lamproite. During the ascent to the earth’s...

New technique to find copper deposits

A geologist at the University of Exeter has developed a new and relatively inexpensive way to establish whether certain types of magmatic rocks are...

Gemstones of greenland

Renewed focus on Greenland gemstones has been experienced since the turn of the century. Two gemstone companies have demonstrated solid and continued interest in the...

An apatite for progress

Apatite has recently gained considerable attention as a mineral with many uses within the Earth and planetary sciences. Apatite chemistry has recently given new...

A worldwide hunt for new carbon minerals

The hunt is on for Earth's undiscovered carbon minerals. Scientists, using statistical calculations, now know how many are out there. They even have some...

Geologists focus on mineral for clues to beginning of biological life...

On the early Earth, light came not only from the sun but also from the incessant bombardment of fireball meteorites continually striking the planet....

Scientists find atmospheric gases trapped in minerals that are crystallized in...

With every breath we take, we inhale not only oxygen, but also a mix of gases. This mixture includes carbon dioxide and nitrogen, but...

Largest diamond in over century found in Botswana

A 1,111 carat "high quality diamond" has been discovered at a mine in Botswana, said to be the biggest find in more than a...

NASA Study Mineral Veins on Mars

Scientists now have a better understanding about a site with the most chemically diverse mineral veins NASA's Curiosity rover has examined on Mars, thanks...

Ancient sub-surface cracks may point to mineral deposits

CHINA’S stated intention to restrict vanadium exports may stimulate greater Australian efforts to mine it, so it comes as good timing that geologists are...

Mother-of-pearl’s genesis identified in mineral’s transformation

How nature makes its biominerals—things like teeth, bone and seashells—is a playbook scientists have long been trying to read. Among the most intriguing biominerals is...

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