Gold Ruby Bangle
Bay Aamir Mannan.
IN the period which has elapsed since the fourth edition Gem Testing
appeared there have been startling developments in the production of
synthetic gemstones. Verncuil's 'flame-fusion' method, now half a century old, has been ingeniously modified to yield a spectacular new gemstones synthetic rutile and synthetic star rubies and sapphiers. The appearance of the latter is somewhat disturbing, as it represents man's entry into a field in which nature was thought to be inimitable..
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