Typical IR absorption spectra of type Ⅰ diamonds: a.Type Ⅰ aA diamond; b.Type Ⅰ aB diamond; c.Type Ⅰ aAB diamond; d.Type Ⅰ b diamond

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Gas bubbles in aquamarine samples

2021, 23(5): 43-50.

Characteristic and Identification of Bleached and Filled Aquamarine .

Figures of the Article

The processing flow chart of aquamarine beads
Aquamarine raw material samples
Aquamarine raw material sample Aq-R-10(left) and the slice(right)
Aquamarine product samples
Aquamarine product sample Aq-5-5 (a)and the slice(b)
Aquamarine raw material before and after bleaching and filling treatment: a.Aquamarine raw material; b.bleached aquamarine; c.bleached and filled aquamarine; d.cutted aquamarine collected from the production line
Microscopic characteristics of aquamarine product samples
Gas bubbles in aquamarine samples
Fluorescence images of aquamarine sample Aq-R-9(a, b) and Aq-5-5(c, d) under DiamondView^TM
Infrared spectra of aquamarine samples: a.Infrared transmission spectrum of sample Aq-1; b.Infrared transmission spectrum of sample Aq-4-1;c.Infrared reflection spectrum of sample Aq-4-1 measured in different directions; d.Infrared spectrum of sample Aq-R-7
Micro-infrared spectrum of the centre of sample Aq-R-10
Intensity distribution of micro-infrared absorption peak at 3 035 cm^-1 in the area scanning region
Micro-infrared spectra of sample Aq-5-5

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