Minerals — Selenite

Selenite is a mineral that belongs to the gypsum family, and it is one of the most common types of gypsum found in nature. It has a chemical formula of CaSO4·2H2O, which means that it is composed of calcium sulfate and water molecules.Selenite is typically found in sedimentary rocks, such as limestone and shale, where it forms as a result of evaporating seawater. It can also be formed in caves as a result of the weathering of rock formations.One of the most distinctive features of selenite is its transparency and translucency, which allows light to pass through it. This property...