CERT FACETED COLUMBIAN EMERALDS 29.79 CTS 0113

Item Information

Dimensions (mm) not provided
Weight (carats) not provided
Colors
Certified Gemstone

PARCEL OF SMALL NATURAL EMERALD GEMSTONE

ORIGIN: COLUMBIA

CLARITY SI1

EMERALDS COMES IN MIXED SIZES (2-4 MM)

SHAPE: FACETED ROUND CUT

TREATMENT: 100% NATURAL, UNTREATED.

 

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GEMOLOGIST INFORMATION:

COMPANY GEMMOLIGIST HAS CERTIFIED THIS GEMSTONE AND CERTIFICATE INCLUDED WITH THIS GEMSTONE

AS NATURAL STONE, UNTREATEDY.

MANSOOR RAHMAN GRADUATED FROM GEMOLOGICAL INSTITUTE OF AMERICA IN 1979

AND HAS WEALTH KNOWLEDGE ABOUT GEMSTONES AND ACTS AS CONSULTANT TO STARS AND GEMS

 

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EMERALD GEMOLOGY INFORMATION:

Emerald gemology
Species: Beryl
Color: Emerald green, green, slightly yellowish green
Chemical composition: Al2Be3Si6O18, aluminum beryllium silicate
Crystal system: (Hexagonal), hexagonal prisms
Hardness: 7.5-8(Mohs scale)
Specific gravity: 2.67 - 2.78
Refractive index: 1.565 - 1.602
Birefringence: -0.006
Color of streak: White
Absorption spectrum: 683, 681, 662, 646, 637, 606, 594, 630-580, 477, 472
Fluorescence: Usually none

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Pricing & Details

Bid Increment $1
Starting Bid $119
Auction ID 160542
Watchers 7 watching
Viewed 2,993 times
Starts 30th Dec 2019 5:00pm PST
Ends 1st Jan 2020 1:57pm PST

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