David Sanchez

How to Identify Genuine Jet Stone

What Country Has the Purest Gold?

Why Do Opals Change Color? The Science Explained

What Does CVD Diamond Stand For?

Is Iron Sulfide Magnetic? Pyrite vs. Pyrrhotite

How Are Yellow Diamonds Made?

Can a Ruby Break? The Science Behind Its Durability

What Is a High Carbon Diamond?

How to Tell If Something Is Platinum

Is Titanium Stronger Than Gold? A Scientific Comparison

Does Amethyst Change Color?

Are Diamonds Porous Stones? The Science Explained

Can Diamonds Break? The Science of Diamond Durability

Is Tourmaline a Mineral? Its Chemistry and Properties

What Is the Hardness of Moissanite on the Mohs Scale?

Is Titanium Harder Than Gold? A Definitive Comparison

Do Lab-Grown Diamonds Have Fluorescence?

Is Titanium Harder or Softer Than Gold?

Can Labradorite Go in Water?

What Is the Purpose of Flux in the Gold Mud?