fire agate
Photo courtesy of ATG Gems
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Variety: Fire Agate
Species: Chalcedony Mohs Hardness: 7.0 out of 10 Color: Iridescent colors against a dark reddish brown bodycolor. RI: 1.535 to 1.539 (1.53 to 1.54 spot reading) Birefringence: Not detectable SR/DR/AGG: AGG Spectrum: Not diagnostic Fluorescence: Generally inert SG: 2.60 (+0.10/-0.05) |
