1) Green, mottled rocks 2) Serpentine stones 
The Ophites or Ophians (Greek Ὀφιανοί Ophianoi, from ὄφις ophis `snake`) were members of a Christian Gnostic sect depicted by Hippolytus of Rome (170–235) in a lost work, the Syntagma (`arrangement`). It is now thought that later accounts of these `Ophites` by Pseudo-Tertullian, Philastrius and Epiphanius of Salamis are all de...