Celestine, also known as celestite, is a strontium sulfate mineral belonging to the class of anhydrous sulfates. The mineral is known for its captivating sky-blue …

Barite, also known as baryte, is a sulfate mineral belonging to the class of anhydrous sulfates. This mineral is characterized by its tabular or prismatic …

Epsomite is a hydrous magnesium sulfate mineral known for its colorless to white appearance, with a transparent to translucent quality. It exhibits a vitreous luster …

Polyhalite is a hydrous potassium calcium magnesium sulfate mineral known for its white to grayish color, with occasional reddish or yellowish tints. This mineral exhibits …

Kieserite is a magnesium sulfate mineral known for its colorless to white or pale gray appearance and its vitreous to earthy luster. This mineral often …

Melanterite is a hydrous iron sulfate mineral belonging to the class of sulfates. Its general physical characteristics include a vitreous luster, a green to blue-green …

Anhydrite is a calcium sulfate mineral belonging to the class of sulfates. It is the anhydrous counterpart of gypsum, meaning it lacks water molecules in …

Gypsum is a soft, hydrous calcium sulfate mineral belonging to the class of sulfates. It is characterized by its clear to white, sometimes tinted color …