David Sanchez

How Does Tourmaline Form? From Magma to Metamorphism

How Is a Hoodoo Formed? The Process From Start to Finish

What Can Break a Diamond? The Science of Diamond Damage

Why Are Some Diamonds Fluorescent?

Is Platinum Harder Than Silver?

Does Peridot Glow Under UV Light? The Science Explained

Is 18 Karat Gold Magnetic?

How Does Graphite Form Naturally and Synthetically?

How to Tell If Pearls Are Real or Imitation

Why Do Opals Turn Yellow and How Can You Prevent It?

Why Would Cleavage Be Important to Gem Cutters?

How Strong Is Alexandrite? Hardness and Durability Explained

How to Identify a Sapphire and Spot a Fake

What Is Synthetic Ruby and How Is It Made?

What Is the Hardness of Glass on the Mohs Scale?

Does a Diamond Have Cleavage or Fracture?

Is a Lab-Grown Diamond Fake or Real?

Where Are Pink Diamonds Found and How Are They Formed?

Why Is Gold Found in Some Locations but Not in Others?

Can You Crush a Diamond? The Science of Breaking Gems