CHRYSOPRASE
Variety: Chrysoprase
Species: Chalcedony Mohs Hardness: 7 out of 10 Color: Semi-transparent to translucent, light to medium-dark yellowish green RI: 1.535 to 1.539 (1.53 or 1.54 spot reading) Birefringence: Usually not detectable SR/DR/AGG: AGG Spectrum: Not diagnostic Fluorescence: Generally inert SG: 2.60 (+0.10 / -0.05) Routine Treatments: None Additional Enhancements: Dyeing |