GeoLog

mohs scale of hardness

Top 5 GeoLog posts of 2020!

Hazel Gibson January 1, 2021

Sunrise at Mount Fuji . Credit: Kaifeng Yu (distributed via imaggeo.egu.eu)

Happy New Year!! 2020 has been a pretty relentless and turbulent year – and a lot has happened. Here at EGU headquarters (currently spread across our staff’s several homes) we all know how much we owe to you, our members, followers and friends, this year, through all the highs and the lows. We honestly could not have made it through without our wonderful community – and yo ...[Read More]

Friedrich Mohs and the mineral scale of hardness

Hazel Gibson September 25, 2020

Image credit: Hazel Gibson

One of the most famous identification methods in the study of mineralogy is the Mohs Scale of Hardness. A comparative scale, based on the hardness of each mineral, it is a way geoscientists can compare minerals to each other and organise them based upon an easily testable physical characteristic. Each level of hardness has a value, from 1 (the softest) to 10 (the hardest) and each number is associ ...[Read More]