David Sanchez

Why Platinum Is Better Than Gold

Is Lonsdaleite Actually Harder Than Diamond?

How to Remove Gold From Sulfides

How to Make 14k Gold: The Alloying Process

What Is Aphanitic Texture in Igneous Rocks?

How Are Lab-Grown Diamonds Made?

How to Identify Citrine: Natural vs. Heat-Treated

What Does Oxidized Gold Look Like?

How Strong Is Jade Stone? Hardness, Toughness, and Durability

Does Platinum Scratch Easily? The Truth About Surface Wear

Are Emeralds Strong? The Truth About Their Durability

What Is Considered Pure Gold?

Which Granite Has the Most Radon?

Is Rhyolite Aphanitic or Phaneritic?

Is Platinum Softer Than Gold? A Scientific Comparison

Is Platinum Softer Than White Gold?

Why Is Tanzanite So Rare? The Science Behind Its Scarcity

Does Silver Last Longer Than Gold?

How to Determine If Something Is Real Silver

Is Rose Gold Natural? The Science Behind the Alloy