Unique Natural Clear Deep Blue Amber .925 Sterling Silver Bracelet 5inch +ext

Description

Unique Natural Clear Deep Blue Amber .925 Sterling Silver Bracelet
5inch +ext
Length: 5.1" metric: 13.0 cm
Stone: 0.7"x 0.5" metric: 18.0 x 12.0mm
Weight: 80.0 cts, 16.0 grams
Stone Color: DEEP BLUE
Clearness: CLEAR
Stone: AMBER
Material: .925 STERLING SILVER
Origin: DOMINICAN REPUBLIC
ITEM CODE: C-09-2052
Color phenomena of authentic Dominican blue amber.
Blue amber from the Dominican Republic has been identified the aromatic hydrocarbon component perylene
as the source of the UV-stimulated fluorescence emission in the visible wavelength range from 430 to 530 nm,
resulting in the observed greenish blue color.
They also described the blue color as iridescence under
natural daylight or daylight-equivalent lighting.
*Bellani et al.
Please make sure you understand the color phenomena.
For complete information, please visit
https://www.gia.edu/gems-gemology/summer-2014-liu-color-phenomena-blue-amber
Different lighting environment generate different colors,
see sample images below:
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