Tags Mineral Researches

Tag: Mineral Researches

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

Roebling Opal The Roebling Opal, discovered in Humboldt County’s Virgin Valley, was donated to the Smithsonian in 1917. The 1.5 pound black fire opal is...

Study shows diamonds aren’t forever

Diamonds, those precious, sparkling jewels, are known as the hardest materials on Earth. They are a high-pressure form of carbon and found deep in...

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

A new study by University of Alberta geologists is proposing a new model for explaining the eruption of diamond-bearing kimberlites in Northern Alberta. The research...

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

Research carried out by scientists at Keele University, the University of Manchester and University College Dublin has shed new light on how precious metals...

What is The Largest Peridot in the World?

Peridot Stone the world's largest cut ever found is 311.78 carats (62.35 grams)! It was found on Zagbargad Island, Egypt, and is now located...

Peridot : What is Peridot? Where is Peridot found?

What is Peridot? Peridot is a gem-quality olivine and a (Mg, Fe)2SiO4 type silicate mineral. The formulation approaches Mg2SiO4 because it is a magnesium-rich olivine...

Rare Gems & Minerals in Texas

Texas is a huge state with incredibly diverse geographical features, from sandy beaches and lush hill country to dry, scrubby desert. In all of...

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

Texas and New Mexico each have a good range of mineral specimens to be found from fluorite, quartz, opals, barite, agates, chalcedony and more....

The Mawenzi : The Largest Tanzanite rough in the World

The Largest Tanzanite rough in the World The world's largest piece of rough tanzanite has been found at a mine in northern Tanzania in 2005,...

Blue Quartz : What is Blue Quartz? How does Blue Quartz...

What is Quartz? Quartz is a crystalline, strong mineral made up of silicon and oxygen atoms. The atoms are linked in a continuous SiO4 Silicon–oxygen...

Desert Rose : What is Desert Rose? How Do Desert Roses...

Desert Rose Rock Desert rose is the colloquial name given to rose-like formations of gypsum or baryte crystal clusters which contain abundant grains of sand....

Fluorescence : Why Minerals Fluoresce?

Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation. It is a form of luminescence. In...

Where is the greatest risk to our mineral resource supplies?

Policymakers and the U.S. manufacturing sector now have a powerful tool to help them identify which mineral commodities they rely on that are most...

World’s Largest Fluorescent Rock Found in New Jersey

In a New Jersey mine spanning 2,670 vertical feet—more than twice as deep as the Empire State Building is tall—visitors might notice a little...

Alaska Centennial Nugget : Largest Gold Nugget Ever Found in Alaska

The largest gold nugget ever found in Alaska is named the Alaska Centennial Nugget. It weighs a whopping 294.10 troy ounces, and was found...

Welcome Stranger Nugget : World’s Largest Gold Nugget found in Australia

Gold nuggets are pieces of native gold which occur naturally. Water and erosion concentrate the accumulation of nuggets which are collected by the methods...

Charoite : What is Charoite Stone? How is Charoite Formed?

What is Charoite Stone? Charoite (K(Ca, Na)2Si4O10(OH, F)·H2O) is a rare mineral silicate, first described in 1978 and named for the River Chara. It was...

Topaz Color : What Color Is Topaz? What causes color in...

Topaz is a silicate aluminum and fluorine mineral with the Al2SiO4(F, OH)2 chemical formula. Topaz crystallizes in the orthorhombic system, and its crystals are...

Fire Agate : What is fire agate? How fire agate is...

Fire Agate The fire agate is a semi-precious natural gemstone which has only been discovered in certain areas of central, northern Mexico (New Mexico, Arizona...

Gachalá Emerald : One of the most valuable and famous emeralds...

The Gachala Emerald was discovered in 1967 in the mine called Vega de San Juan, located in Gachala, a town in Colombia, 142 km...

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