Metamorphism

The mineralogical, chemical, and structural adjustment of solid rocks to physical and chemical conditions which have generally been…

Mohs Hardness scale

Mohs hardness scale The Mohs hardness scale is a qualitative scale used to measure the scratch resistance of…

Mineral

Minerals are homogeneous, naturally occurring, inorganic solids that have a definite crystalline structure and chemical composition. In 1995,…