Roselite is a rare and striking mineral belonging to the arsenate group. It is particularly notable for its vibrant pink to rose-red color, which makes it a popular specimen for mineral collectors.Roselite is primarily composed of cobalt (Co), nickel (Ni), arsenic (As), oxygen (O), hydrogen (H), and water (H₂O). The presence of cobalt gives it its signature pink to rose-red color. The crystals can be small but are often well-formed. If you have a specimen of Roselite or are considering adding one to your collection, its color and crystal formation make it a truly stunning and interesting piece to own!