Maharajajewel.com Remedial Vedic Astrological Gemstones and Jewelry ●Maharajajewel.com's Niranjan Mehta comes from a business oriented family of 16 generations with expertise in Vedic gemstones and advisory to maharajas.

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Blue Sapphire Details

CHEMISTRY Al2O3
CRYSTALLOGRAPHY Hexagonal
REFRACTIVE INDEX 1.757 - 1.779
HARDNESS 9
SPECIFIC GRAVITY 3.99 - 4.0
CLEAVAGE None
HEAT SENSITIVE No

WEARABILITY* Excellent
SPECIAL CARE INSTRUCTIONS None

ENHANCEMENTS Heat treated. Common. Diffusion treatment, (places a thin blue coating on colorless sapphire.) Occasional. Irridation, (turns colorless gems yellow, orange or light blue.) Rare.

 

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