Vesuvianite is a mineral that is typically green or brown in color and often found in crystal form. It is a complex calcium aluminum silicate mineral that is commonly known as idocrase. It features a unique combination of physical and chemical properties that make it a valuable gemstone and industrial mineral. There are a variety of synonyms that are often used to refer to vesuvianite, including Californite, Idocrase, Wiluite, and Magnesiovesuvianite. All of these names refer to the same mineral, which is highly prized for its beauty, durability, and versatility. Whether you are a gem collector, mineral enthusiast or simply curious; vesuvianite is a fascinating mineral worth exploring.