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Natural purple and yellow Ametrine - 11.08 ct - AAA grade - octagon - unheated - Bolivia

Natural purple and yellow Ametrine - 11.08 ct - AAA grade - octagon - unheated - Bolivia

Regular price €105,78 EUR
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Natural purple and yellow Ametrine - 11.08 ct - AAA grade - octagon - unheated - Bolivia
Ametrine is a truly unique gemstone, composed of two naturally occurring gemstones - amethyst and citrine. The bicolor appearance highlights its natural beauty and quality, and is is an AAA grade gemstone in unheated state. Ametrine is also known for its huge variety in color is a very beautiful gemstone for those loving color in jewelry. We ensure that the Ametrine in this product is of the highest quality and is sure to be a valuable addition to any collection or jewelry piece.

Natural Gems Belgium Colored Stone Certification FA-AMTR024PY-001-073

IDENTIFICATION

Species : Natural Quartz
Variety : Ametrine

DESCRIPTION

Shape & Cutting Style : Octagon, Step Cut
Measurements : 15.4 x 9.8 x 8.3 mm
Carat Weight : 11.08 Carat
Color : good balanced yellow and purple (clear straight division up and down)
Clarity : comparable to VVS1
Transparency : Transparant

Birefringence : 0.009
Crystallography : hexagonal
Dispersion : 0.013
Luster : Vitreous
Hardness : 7
Refractive index : 1.544-1.553
Specific gravity : 2.651

COMMENTS :

No indications of heating, no indications of any other treatment

A combination of amethyst and citrine.

Good balanced and clear laser line divided yellow and purple color

Personal Note From Natural Gems Belgium:

This octagon has good shiny coloful appearance, looking flat on the upper surface, you see a good balanced division of yellow and purple, symmetry is good to very good, polish is very good, cut grade is very good, clarity is very good, and cut grade is good to very good

Reference for AAA grading:
Color grade is good  (purple good - yellow very good)
Cut grade is good to very good 
Carat weight is good
Clarity is VVS ( very good)
Symmetry is good to very good 

FIND THE ONLINE CERTIFICATE HERE

For impression take a look at the pictures, 

all items are sent insured with track and trace regardless of value

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