From: M. Essig
Email: woodsman76@juno.com
Date: 13-Jan-2003
Time: 04:46 PM
Peruvian Opal will take on water and cause the stone a more gemmy appearance. The stone will also, over time, shed water causing a milky appearance which will dissapate with periodic immersion..ionically pure water is strongly reccomended..Ultrasound and chemical cleaners are not