|Dimensions (mm)||42 x 23 x 9mm|
|Weight (carats)||34 carats|
PERU SKY BLUE OPAL ROUGH
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
inclusions.It is usually a iron silicate.
This is the national stone of Peru
The Opal Sheriff program allows our members to request an audit on any auction, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.
|Starts||10th May 2017 5:57pm PDT|
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