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Jade
“Jade” is a generic term for nephrite, jadeite, and under certain conditions green omphacite. In China, a pierced jade disk is a symbol of heaven.
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Research
Characterization of “Orange Peel” Surface Microstructure of White Nephrite from Russia: A Unique Pseudomorph Pattern
Examines correlations between surface microstructures and the orange peel effect in Russian white nephrite, proposing a formation model and revealing distinctive microfeatures specific to the material.
Green Jadeite-Omphacite from Guatemala
Wearable Art Jewelry Supporting Families in Guatemala
Metallic See-Through Backing on Omphacite Jade
Guatemalan Jadeite Jade: Rough and Finished
“Ice Jade” from Guatemala
Characterizes a translucent variety of jadeite jade from the Morales mine in Guatemala.
A Unique Omphacite Jade Pendant
Blackish Green Omphacite Jade from Guatemala
A Guatemalan jade called yongchuliao has gained popularity among Chinese buyers.
Natural Radioactivity in Select Serpentinite-Related Nephrite Samples: A Comparison with Dolomite-Related Nephrite
Uses gamma-ray spectrometry to directly measure internal radioactivity in green nephrite from deposits in Poland, Russia, Canada, and New Zealand.
Unusual Cat’s-Eye Omphacite Fei Cui Jade
A unique jade cabochon with vivid green bodycolor and pronounced chatoyancy is examined at a lab in Shanghai.
Washington Jade Update
At the AGTA show, Rod and Nathaniel Cook of Washington Jade (Edmonds, Washington) told us about shifting their focus to cat’s-eye blue and bluish green nephrite jade.
Namak Mandi: A Pioneering Gemstone Market in Pakistan
Documents Namak Mandi’s transformation from a salt market to one of Pakistan’s primary gem trading centers, with a look at the commercial activities taking place today.
