Artificial analogues of semi-precious stones. Part 2
| V. Surova State Gemmological Centre of Ukraine |
| Yu. Gayevsky State Gemmological Centre of Ukraine |
| О. Horobchyshyn State Gemmological Centre of Ukraine |
| V. Lyashok State Gemmological Centre of Ukraine |
| Language: Ukrainian |
| Precious and Decorative Stones. No. 4 (114), 2023: 4–8 |
| Abstract The article describes the results of gemological studies of semiprecious stones imitations made of composite and ceramic materials, which presented on the Ukrainian jewelry market. It was determined and specified the diagnostic features, carried out the optical-microscopic examination, examination by X-ray fluorescence analysis and IR- Fourier spectroscopy. |
| Keywords: artificial analogues of semiprecious stone, composite materials, ceramic materials, composite, ceramic. |
| References |
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1. Surova V., Gayevsky Yu., Horobchyshyn O., Lyashok V. Artificial analogues of semi-precious stones. Part 1.
Precious and Decorative Stones. 2023. № 2 (112). С. 18–24. [in Ukrainian]
2. Gagan Choudhary. A New Type of Composite Turquoise. Gems & Gemology. 2010. July 23. 3. Shu-Hong Lin, Yu-HoLi, Huei-Fen Chen. Barite-Calcite Composite as Imitation “Wulanhua” Turquoise from Hubei Province, China Gems & Gemology, 2022. May, 13. 4. Kiefert L., Groenenboom P. Imitation Larimar. Gems & Gemology. 2013. Vol. 49. No. 2. Gem News International. Р. 124. 5. The CIBJO Blue Books. URL: https://www.cibjo.org/the-blue-books (date of access: 05.12.2022). 6. Diagnostic features study of synthetic analogues and imitations of semi-precious stones for the purpose of creating a methodology for their identification and nature determining: report on scientific research work; head O.V. Horobchyshyn. Kyiv, 2022. 98 р. № 0122U000039. [in Ukrainian] 7. Geleta O.L., Surova V.M. Certification and expert assessment of semi-precious stones: tutorial. Kyiv: SGCU, 2020. 60 p. [in Ukrainian] 8. ‘Stephan Buhre Sea Sediment Jasper’, a Dyed Composite. The Journal of Gemmology. 2017. 35(6). Р. 498–500. 9. Gem Identification Lab Manual. GIA. 2005. 496 р. 10. Kiefert L. Rainbow Calsilica. Gem News International. Gems & Gemology. 2002. 38 (4). Р. 360–362. 11. Natural vs Enhanced: Navigating Lapidary Materials. Gems & Jewellery. 2017. V. 26. No. 1. Р. 14–17. 12. Imitation TURQUOISE with "Veins" and Pyrite Gem Trade Lab Notes. Gems & Jewellery. 1988. Spring. 52 р. |