The name Serpentine refers to a group of predominantly green minerals that occur in masses of small intergrown crystals.  Its green color and scaly appearance is the basis of the name from the Latin serpentinous, meaning serpent rock.  According to legend, Romans used this stone as protection against sorcery and the dark arts.  In ancient civilizations, Serpentine was used as a talisman, it was said to protect against demonic powers as well as promoting fertility.  In China and India, it is quite often incorporated into altars, carvings and temple decorations, as it is seen as a protective stone that will bring peace.