Topic: Difference between Opal Doublet and Triplet
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Answers to Common Questions
What is the difference between precious opal and opal doublet/tri...
There are many grades of opal available in the trade today. Quality of opal will range from common white opal to black opal. There are dramatic price differences between common opal and black or crystal opal. For this reason some opal manuf... Read More »
Source: http://www.uniquedesignsfinejewelry.com/faq.html
What is the difference between an opal doublet and a normal opal?
An opal doublet is a slice of precious opal glued to a black backing. This technique is used frequently with rare opal to produce larger and stronger pieces at a lower cost. The black backing, usually made of vitriolite or common opal, also... Read More »
Source: http://www.gemselect.com/help/faq/opal-doublet.php
