PADPARADSCHA SAPPHIRE
Variety: Padparadscha Sapphire
Species: Corundum Mohs Hardness: 9 out of 10 Color: Pinkish orange to orange-pink. Often described as "sunset", containing shades of pink and orange RI: 1.762 to 1.770 (+0.009 / -0.005) Birefringence: 0.008 to 0.010 SR/DR/AGG: DR Clarity Type: Type II Optic Character: Uniaxial negative Pleochroism: Strong yellowish orange and colorless Fluorescence: Inert to strong orangy-red under LW. Inert under SW. SG: 4.00 (+0.10 / -0.05) Routine Treatments: None Additional Enhancements: Heating, beryllium diffusion, irradiation |