
The Softest Mineral on Earth: Unveiling the Mystery of Talc
It is common knowledge that diamonds are the hardest material on Earth. However, defining the softest material is not as straightforward.Softness refers to a substance’s tendency to deform (and remain deformed) when applying pressure.The classical test for measuring hardness and softness is the Mohs test. In this test, two materials are rubbed against each other […]