Weight - 4.16cts 
Measurement:
    Length – 11.75MM
    Breadth – 10.65MM
    Depth – 5.53MM
Color - Medium Blue
Cut - Mixed
Shape - Triangle 
Polariscope - Birefringence
R.I – 1.760 - 1.768
Pleochroism - Present
Spectrum - 
S.G. -
Ultra Violet:
    L/W - Inert
    S/W - Inert
Microscope – Cololur Bands , Silk, Feathers
Identification – A natural Blue Sapphire

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