👉 Dohghinsonite is a type of mineral that belongs to the group of biotites, which are known for their high硬度 and hardness. It has a white or pale yellow color and is highly resistant to wear and corrosion. The chemical formula of Dohghinsonite is CaO·SiO2·H2O (3:1:2), where O represents oxygen, SiO2 represents silicon dioxide, and H2O represents water. The mineral is commonly found in