325.45 CTS PERU BLUE OPAL ROUGH PARCEL [F7108]

Item Information

Dimensions (mm) 36 x 14 x 11mm
Weight (carats) 325.45 carats
Colors

PERU BLUE OPAL ROUGH PARCEL

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. The weight is for the parcel and size is for the largest piece- app

DENDRITIC

 The patterns are found in microscopic fissures that cause them to branch out like tree limbs or fern likeinclusions.It is usually a iron silicate.

 

This is the national stone of Peru

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$32.00 USD

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Pricing & Details

Auction ID 662670
Watchers 4 watching
Viewed 1,101 times
Starts 9th May 2017 6:36pm PDT

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