Serpentina, whose mineral name is serpentine, is a cryptocrystalline aggregate composed of serpentine minerals, fine-grained leaf-like or fibrous aggregates. Serpentine is a kind of hydrous magnesia silicate mineral with layered structure, which is the product of ultrabasic rock and magnesia carbonate rock undergoing hydrothermal alteration and metamorphism. Jade serpentina, also known as serpentine, é um [...]
