Minerals are not always stable under every geological condition. As temperature, pressure, or chemical composition...

Symmetry is one of the most fundamental concepts in crystallography. Every crystal possesses a specific arrangement of...

Cleavage is one of the most important physical properties used to identify minerals. It describes a mineral's tendency...

Sedimentary rocks form through the accumulation, transportation, deposition, and lithification of sediments or through...

Igneous rocks form when molten magma or lava cools and solidifies. During cooling, different minerals crystallize at...

Mineral alteration is the process by which one mineral changes into another due to changes in temperature, pressure,...