David Sanchez

What Is the Streak of Peridot and How Is It Tested?

Why Do Jewelers Use Alloys in Jewelry?

Are Diamonds Unbreakable? The Truth About Their Strength

Is Sterling Silver Rust Proof? The Science Explained

How Is Silver Made? From Ore to Pure Metal

Are Lab-Grown Diamonds Actually Sustainable?

Are Colored Diamonds Natural or Treated?

How to Identify a Rough Diamond: Visual & Physical Tests

What Is the Hardness of Cubic Zirconia?

Is Rhodium More Expensive Than Platinum?

How Rare Is Kunzite? From Formation to Market

Is Sterling Silver Malleable for Jewelry Making?

What Makes Diamonds Blue? The Science Explained

What Is a Type IIa Diamond and Why Are They Rare?

What Is the Unit for Hardness?

What Is the Texture of Carbon? From Hard to Soft

How Is Sterling Silver Made? The Process Explained

Does Real Gold Turn Silver or Change Color?

Is Gold Corrosion Resistant? The Science Explained

How Strong Is Blue Ice? The Science of Glacial Strength