Author

David Sanchez Page 13

A certified gemologist from an independent jewelry shop in Manhattan, Kansas, David Sanchez now reports on gem identification and mineral properties for Biology Insights. He still appraises stones a few mornings a week at a neighborhood bench, testing hardness and assessing treatments for private clients.

Is Rose Gold Magnetic? The Science Explained Physics
What Are Gold Nanoparticles? Their Properties and Uses Chemistry
How Strong Is Ivory and What Makes It So Durable?Zoology
What Is the Principle of Inclusions?Earth & Space
Are Pearls Hard? The Science of Pearl Hardness Earth & Space
How to Test for Amber and Identify Common Fakes Earth & Space
Frozen Air Bubbles: How They Form and What They Reveal Earth & Space
Silicon Skin: Medical and Cosmetic Applications Skin & Hair
Pore Volume: What It Is and Why It Matters in Science Chemistry
What Is Temporal Change and How Is It Observed?Earth & Space
What Is Carbonate Apatite and Why Is It Important?Chemistry
Bulging Walls: Causes, Severity, and How to Fix Them Physics
Nanodiamond: Characteristics, Applications, and Safety Chemistry
What Is Freeze Thawing and How Does It Work?Physics
How Are Gold Veins Formed by Hydrothermal Activity?Earth & Space
Functional Tattoos and Their Evolving Materials and Purposes Skin & Hair
Needle Under Microscope: Magnified Geometry and Composition Physics