English words for 'A scale of the hardness of minerals based on their ability to scratch one another'

As you may have noticed, above you will find words for "A scale of the hardness of minerals based on their ability to scratch one another". Hover the mouse over the word you'd like to know more about to view its definition. Click search related words by phrase or description. to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.

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