Transcription of The Jade Enigma - GIA
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The Jade Enigma - GIA
THE jade Enigma By Jill M. Hobbs jade is one of the most misunderstood gemstones. It is actzlally two separate materials: jadeite and nephrite. Together, these materials have more simulants than most other gems. Thus, it is important to know the various simulants, and to understand how to separate them from jade . This article examines the key identifying properties of green jade (jadeite and nephrite) and contrasts them with the properties of the 10 most common green jnde simulants. Simple visual techniques are emphasized as well as the appropriate gemological tests. - - - ABOUT THE AUTHOR Ms. Hobbs is a gemologist and assistant manager of the Home Study Department, Gemological Institute of America, Santa Monica, CA.
THE JADE ENIGMA By Jill M. Hobbs Jade is one of the most misunderstood gemstones. It is actzlally two separate materials: jadeite and nephrite. Together, these materials have more simulants than most other gems. Thus, it is important to know the various simulants, and to
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