So it's time to buy some new wheels. What hardness should you get? What do the durometer numbers mean? What's a durometer anyway? Don't worry, we got you.

Discover the hardness of tanzanite gemstones in our comprehensive beginner's guide. Learn more about this stunning gem and its durability.

Find out about the scale that measures how hard tourmaline is, and reveal its attractive features. Be ready to know about everything on tourmaline hardness.

Material hardness testing, including Rockwell, Brinell, Vickers, and Knoop, assesses resistance to indentation under specific conditions.

The Mohs Hardness Scale display can be found in case number one on the main floor of the main gallery at the Keck Museum. Mineral Monday is a weekly video series exploring the many amazing minerals, ...

Notable from their Day 1 tests is that the Apple Watch Sport screen does scratch but only after going pretty far down the Moh’s hardness scale (7-rated) into the unlikely to ever happen category.

Rockwell hardness testing is a method of determining the relative hardness of a material. In this test, hardness is measured by determining the depth of residual penetration by a steel ball or a ...

It's essential for contractors cutting and grinding concrete to choose diamond blades and abrasives based on the aggregate hardness of their geographical area.