Mineral Researches Archives | Page 4 of 16

The Mawenzi : The Largest Tanzanite rough in the World

March 22, 2020

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

March 17, 2020

Huge Desert Rose Selenite Crystal cluster

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

March 11, 2020

Collection of various fluorescent minerals under ultraviolet UV-A, UV-B and UV-C light. Chemicals in the rocks absorb the ultraviolet light and emit visible light of various colors, a process called fluorescence. Credit: Hannes Grobe/AWI

Fluorescence : Why Minerals Fluoresce?

March 10, 2020

Bastnaesite (the reddish parts) in Carbonatite. Bastnaesite is an important ore for rare earth elements, one of the mineral commodities identified as most at-risk of supply disruption by the USGS in a new methodology. Credit: Scott Horvath, USGS

Where is the greatest risk to our mineral resource supplies?

March 8, 2020

Inside the Rainbow Tunnel. Credit: Jeff Glover

World’s Largest Fluorescent Rock Found in New Jersey

March 2, 2020

Alaska Centennial Nugget : Largest Gold Nugget Ever Found in Alaska

February 21, 2020

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

February 21, 2020

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

January 14, 2020

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

January 14, 2020

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

January 13, 2020

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

January 5, 2020

Coyamito Agate Pseudomorph aka pretty rock.

Types of Agate : What are the different types of agate?

January 1, 2020

Exceptional and very rare Oregon opals with precious color play.

Opals in Oregon : Where to Find Opals in Oregon?

January 1, 2020

Cantera Opal : What is Cantera Opal ? How Cantera Opal...

December 27, 2019

Obsidian : How to Identify Obsidian?

December 25, 2019

Natural crystal Labradorite Purple Moonstone

What are the Different Types and Colors of Moonstone? [With Pictures]

November 24, 2019

Rainbow Moonstone. Credit: gemsnjewelry 2014

Moonstone vs Opal : What’s the difference between Moonstone and Opal?

November 21, 2019

Fire Opal : What Is Fire Opal? How Is Fire Opal...

November 20, 2019

Ore Minerals : What are Ore Minerals?

November 4, 2019

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How do continents break up?

August 13, 2015

What Is a Geologic Fault?

October 16, 2017

Scientists turn oily soil into fertile ground

August 22, 2015

From finding Nemo to minerals: What riches lie in the deep sea?

July 30, 2014

Lava Eruption at Colima Volcano, Mexico

October 1, 2016

New study shows when Pine Island Glacier retreat began

November 24, 2016

Mineral Researches

Unlocking the journey of gold through magmatic fluids

Mystery of Uruguay’s amethyst geodes

Rose Quartz: The Pink Gemstone

Rhodium: The Most Expensive Metal

A blue miracle: How sapphires formed in volcanoes