PARCEL OF NATURAL BI COLOUR CITRINE GEMSTONE

CLARITY VS, EYE CLEAN

GEM COMES IN MIXED SIZES (LARGEST-  17 x 11 x 10 MM)

SHAPE: BARREL (FACETED BEAD, HOLE DRILLED FOR NECKLACE)

TREATMENT: HEAT TREATED

PIECES:  12 PCS

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IN THIS AUCTION YOU WILL ALSO RECIEVE:

THE CERTIFICATE OF AUTHENTICATION OF THE GEMSTONE AND ALSO

A COPY OF THE GEMOLOGISTS' CREDITATION FROM THE GEMOLOGICAL INSTITUTE OF AMERICA

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GEMOLOGIST INFORMATION:

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

AS NATURAL STONE, HEAT TREATED ONLY.

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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CITRINE GEMOLOGY INFORMATION:

Citrine gemology
Species: Quartz
Color: Light to dark yellow, gold-brown
Chemical composition: SiO, silicon dioxide
Crystal system: Hexagonal (trigonal), hexagonal prisms with pyramids
Hardness: 7(Mohs scale)
Specific gravity: 2.65
Refractive index: 1.544 - 1.553
Birefringence: +0.009
Optical character:
Color of streak: White
Absorption spectrum: Not diagnostic
Fluorescence: None