Fluxes and the heat treatment of ruby and sapphire

Gems and Gemology

Volumn 35, Issue 3, 1999, Pages 90-92

  Emmett, John L ^a  

^a JLE Associates and Crystal Chemistry   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 52849139202     PISSN: 0016626X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (15)

1. Abraham J.S.D. (1982) Heat treating corundum: The Bangkok operation. Gems & Gemology, Vol. 28, No. 2, pp. 79-82.
2. Carr R.R., Nisevich S.D. (1975) Altering the appearance of sapphire crystals. United States patent 3,897,529, filed December 15, 1969, issued July 29, 1975.
3. Hänni H.A. (1997-1998) Short notes on some gemstone treatments. Journal of the Gemmological Association of Hong Kong, Vol. 20, pp. 44-52.
4. Hänni H.A., Kiefert L., Chalain J.P. (1998) Ruby. In Standards & Applications, SSEF Swiss Gemmological Institute, Basel, Switzerland.
5. Henn U., Bank H. (1993) Neues Rubinvorkommen in Myanmar (Burma). Zeitschrift der Deutschen Gemmologischen Gesellschaft, Vol. 42, No. 2/3, pp. 63-65.
6. Hlaing U.T. (1991) A new Myanmar ruby deposit. Australian Gemmologist, Vol. 17, No. 12, pp. 509-510.
7. Hughes R.W., Galibert O. (1998) Foreign affairs: Fracture healing/filling of Mung Hsu ruby. Australian Gemmologist, Vol. 20, No. 2, pp. 70-74.
8. Kammerling R.C., Scarratt K., Bosshart G., Jobbins E.A., Kane R.E., Gübelin E.J., Levinson A.A. (1994) Myanmar and its gems - an update. Journal of Gemmology, Vol. 24, No. 1, pp. 3-40.
9. Kane R.E., Kammerling R.C., Koivula J.I., Shigley J.E., Fritsch E. (1990) The identification of blue diffusion-treated sapphires, Gems & Gemology, Vol. 26, No. 2, pp. 115-133.
10. Linares R.C. (1965) Properties and growth of flux ruby. Journal of the Physics and Chemistry of Solids, Vol. 26, pp. 1817-1820.
11. Milisenda C.C., Henn U. (1994) Neues Rubinvorkommen in Myanmar (Burma). Goldschmiede und Uhrmacher Zeitung, Vol. 92, No. 4, pp. 147-148.
12. Nelson D.F., Remeika J.P. (1964) Laser action in flux-grown ruby, Journal of Applied Physics, Vol. 35, No. 3, part 1, pp. 522-529.
13. Peretti A. (1993) Foreign substances in Mong Hsu rubies. JewelSiam, Vol. 4, No. 5, p. 42.
14. Peretti A., Schmetzer K., Bernhardt H.J., Mouawad F. (1995) Rubies from Mong Hsu. Gems & Gemology, Vol. 31, No. 1, pp. 2-26.
15. Robinson N. L. (1995) Thais get burned by glass filling. Colored Stone, Vol. 8, No. 4, pp. 1, 13-14, 16-18.