9.93 CTS A GRADE BLUE PERU OPAL ROUGH WITH DENDRITIC INCLUSIONS [VS8020]

Item Information

Dimensions (mm) 19 x 14 x 7mm
Weight (carats) 9.93 carats
Colors
PERU  BLUE OPAL ROUGH 
A grade with dendritic inclusions

Peru blue opals were found in 1983 in a cooper mining operation in Lima Acari-production has now ceased. The colours range from neon blue to mint green to clear with all shades in between.Some have dendtritic [fern like] inclusions that make interesting stones. It is fine traces of copper trapped in the crystal structure thats gives it the color.
The rough has been taken dry.
Sky blue colour.

DENDRITIC  The patterns are found in microscopic fissures that cause them to branch out like tree limbs or fern like which is usually a iron silcate.

We have taken the photo wit the rough wet

 

This is the national stone of Peru


$28.00 USD

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Pricing & Details

Auction ID 862554
Watchers 1 watching
Viewed 118 times
Starts 2nd Mar 2020 4:08pm PST

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