A flux-healed fingerprint in a heated ruby from Myanmar (Burma).
Natural Ruby • Myanmar (Burma); Mogok/Namya • Enhancements: Heat + Fissure Healing (H-FH) • Lighting Conditions: Diffuse Light Field (Transmitted Light)
Photographer: E. Billie Hughes •
Image Number: A-001-7346-4 • Date Posted: 04 July 2016
Hughes, R.W., Manorotkul, W. et al. (2017) Ruby & Sapphire: A Gemologist's Guide. Bangkok, Lotus Publishing, 816 pp.; RWHL*.
Emmett, J.L. (1999) Fluxes and the heat treatment of ruby and sapphire. Gems & Gemology, Vol. 35, No. 3, Fall, pp. 90–92; RWHL*.
Hughes, R.W. and Emmett, J.L. (2004) Fluxed up: The fracture healing of ruby. The Guide, Vol. 23, Issue 5, Part 1, Sept.–Oct., pp. 1, 4–9; RWHL*.