Tags Minerals

Tag: Minerals

Diamond discovery under pressure

For the first time, scientists have found Earth's fourth most abundant mineral—calcium silicate perovskite—at Earth's surface. "Nobody has ever managed to keep this mineral stable...

How Do Minerals & Rocks Get Their Names?

What’s in a Mineral Name? Before 1960 mineralogists would introduce new mineral names in In 1960, to reduce this chaos the International Mineralogical Society established In...

10 Crystals With Weird Properties That Look Like Magic

Fluorite Forget rubies, garnets and sapphires. Fluorite may be the world's most colourful mineral, because of the enormous range of brilliant and even iridescent colours...

Why Minerals Are Colored?

One of the most important physical properties of minerals, reflecting the nature of the interaction of the electromagnetic radiation of the visible region with...

Why does fluorite have different colors?

Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2. It belongs to the halide minerals. It crystallizes in isometric cubic habit,...

World’s fifth largest diamond discovered in Lesotho

One of the world's largest diamonds has been found in the Letseng mine in Lesotho, a small country surrounded by South Africa. The diamond...

Emerald weighing more than 600 pounds found in Brazil

An enormous £238million emerald rock discovered in a gem mining field in Brazil is being kept under heavy security in a secret location as...

What Is Sea Glass?

What Is Sea Glass? Sea glass and beach glass are similar but come from two different types of water. "Sea glass" is physically and chemically...

What is the Difference Between a Mineral and a Mineraloid?

What is Mineral? A mineral is a naturally occurring chemical compound, usually of crystalline form and abiogenic in origin (not produced by life processes). A...

Large Yellow Rough Diamond unearthed

ALROSA’s affiliate Almazy Anabara has extracted a large 34.17-carat yellow diamond. It is the largest fancy-colored rough diamond extracted by the Company this year. The...

Researchers document transformation of graphite into hexagonal diamond

A new study by Washington State University researchers answers longstanding questions about the formation of a rare type of diamond during major meteorite strikes. Hexagonal...

Davidsmithite a new Ca-bearing nepheline-group mineral

Davidsmithite, a newly approved feldspathoid mineral (IMA 2016-070), occurs as a rock-forming mineral in the Liset eclogite pod (Norwegian Caledonides). The approved electron-microprobe analysis gave...

Research sheds new light on early turquoise mining in Southwest

Turquoise is an icon of the desert Southwest, with enduring cultural significance, especially for Native American communities. Yet, relatively little is known about the...

Diamonds show Earth still capable of ‘superhot’ surprises

Diamonds may be 'forever' but some may have formed more recently than geologists thought. A study of 26 diamonds, formed under extreme melting conditions...

Tectonic plates ‘weaker than previously thought,’ say scientists

Experiments carried out at Oxford University have revealed that tectonic plates are weaker than previously thought. The finding explains an ambiguity in lab work...

What is Nephrite Jade? And Where are their Sources?

Nephrite is a variety of the calcium, magnesium, and iron-rich amphibole minerals tremolite or actinolite (aggregates of which also make up one form of...

The World’s First Recorded Opalised Pearls Discovered

The world's first recorded opalised pearls, relics of creatures in an ancient inland sea dating back 65 million years, have been unearthed by two...

Rare metals in the Himalayas

Two sub-parallel belts of Cenozoic aged Himalayan leucogranite on the Tibetan Plateau extend east to west over more than 1000 km, and are regarded...

Why is Australian Opal Unique?

Australia currently produces about 95 per cent of the world’s precious opal from widely scattered fields throughout central Australia. No other country on Earth...

Big data points humanity to new minerals, New Deposits

Applying big data analysis to mineralogy offers a way to predict minerals missing from those known to science, where to find them, and where...

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