Hardness scale

What is the toughest gemstone? Which ones are easily scratched? These questions are many more answered in our informative article on gemstone hardness. Moh...

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Click to enlarge Diamond is commonly known to be the hardest material, but how do other minerals compare with each other? That's the question the Mohs hardness scale, introduced by Friedrich Mohs in 1812, aims to answer. This graphic looks at...

Mo0hs Scale of Hardness: The following is a chart of mineral gemstones and gemstone-like materials you're most likely to find in jewelry.

This metal hardness chart organizes different types of metal using the Mohs hardness scale. With a diamond being at the top of the scale with a score of 10, elements and alloys can fall along the metal hardness scale from 10 to 1 being the softest.

Discover the Moh's Hardness Scale. Learn its applications, understand its system, and master how to use it for mineral identification.

The Mohs Scale of Mineral Hardness identifies minerals based on their comparative hardness. It recently turned 200 and is still important today. Here's why...