Dec 22, 2025 · Listing well-studied, hardest minerals in the world, ranked according to the Mohs hardness. We've also mentioned the absolute hardness of each mineral.

Sep 2, 2025 · Quartz, a common mineral, ranks at 7, and corundum, found in rubies and sapphires, is a 9. This relative ranking allows for practical identification and assessment of minerals in various …

Mar 2, 2025 · The earth's crust contains a large number of minerals. However, if we were to rank them according to their hardness, some minerals would be much harder than others. There are a few …

Sep 26, 2023 · Hardness is a measure of how easily a mineral can be scratched. In 1822, Friedrich Mohs, an Austrian mineralogist, developed a scale of hardness based on one mineral's ability to …

Apr 7, 2025 · A mineral’s hardness—its resistance to scratching—is measured by its Mohs number. One hundred major minerals and gems are ranked from soft to hard in this Mohs scale spiral. Since …

The Mohs scale of mineral hardness is a scale from 1 to 10, with 1 being the softest and 10 being the hardest. In this article, we will explore the top 10 minerals from softest to hardest, along with …

Hardest mineralDiamond is a high-symmetry allotrope of carbon (C). It has a Mohs “scratch” hardness of 10, which makes it the hardest mineral known to date. Because the Mohs scale is not absolute, …

Oct 19, 2023 · Diamond scores a perfect 10 on Mohs hardness scale indicating it is the hardest natural material when subjected to scratching. But lonsdaleite a substance found in meterorite is predicted to …

Ten Hardest Gems & Minerals One of the methods used to measure mineral hardness, and one that is regularly used to classify gems and minerals, is the Mohs Scale. Created by Friedrich Mohs, a …

Minerals exist in different forms on earth, and their respective compositions give each mineral its characteristic hardness. There are two common ways used by scientists to establish the hardest …