Author

David Sanchez Page 12

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.

Why Would Cleavage Be Important to Gem Cutters?Chemistry
How Strong Is Alexandrite? Hardness and Durability Explained Chemistry
How to Identify a Sapphire and Spot a Fake Earth & Space
What Is Synthetic Ruby and How Is It Made?Chemistry
What Is the Hardness of Glass on the Mohs Scale?Physics
Does a Diamond Have Cleavage or Fracture?Chemistry
Is a Lab-Grown Diamond Fake or Real?Chemistry
Where Are Pink Diamonds Found and How Are They Formed?Earth & Space
Why Is Gold Found in Some Locations but Not in Others?Earth & Space
Can You Crush a Diamond? The Science of Breaking Gems Chemistry
Is a Ruby a Red Sapphire? The Science Explained Chemistry
Does Gold Get Green Tarnish?Chemistry
How They Make Lab-Grown Diamonds: The Science Explained Chemistry
How to Identify a Raw Black Diamond Earth & Space
Can Titanium Cut Diamond? The Science of Material Hardness Physics
Do Black Diamonds Exist? The Science Behind the Stone Earth & Space
How Long Does It Take for a Diamond to Form in a Lab?Chemistry
Why Is Some Gold Darker Than Others?Chemistry
Is 18k Gold Magnetic? The Science Behind Gold Alloys Chemistry
Can You Bend Gold With Your Hands?Chemistry
What Is Real Gold and How Can You Identify It?Chemistry
How Strong Is Diamond? Hardness, Toughness, and Durability Physics
Is YAG a Natural Gem or a Synthetic Stone?Chemistry
Is Gold Easy to Break? The Science of Gold’s Durability Chemistry
How Strong Is Opal? Explaining Its Durability and Care Chemistry
Does a Lab-Grown Diamond Pass a Diamond Tester?Chemistry
Is Salt Water Bad for Gold or Gold Jewelry?Chemistry
How Is Silver Weighed? Units, Equipment, and Key Factors Chemistry
How to Identify Common Opal by Its Physical Characteristics Earth & Space
What Is a CVD Lab-Grown Diamond and How Is It Made?Chemistry