Emerald - Gemstones

Emerald in the name given to Green Beryl. Emerald has a variety of hues. it may show red-pink under a chealsea filter due to trace amounts chromium(Cr) present in some stones. Emeralds are often oiled.

 

Crystal System: Hexagonal

Cleavage: very imperfect, Basel

Hardness: 7 1/2

RI: 1.56-1.60

Lustre: Vitreous

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