All 4Cs for coloured gemstones work for nephrite jade; a certificate of origin (from a trusted appraiser) would account for the fifth C.
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It is crucial for jewellers to know the difference between Type A, B, and C jadeite, as well as how to identify them with the naked eye.
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Western markets have struggled to agree on a standardized process to grade jade. However, it is crucial to develop a clear system that allows transparent communication between buyers and sellers.
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This week, a rare jade washer from the Qing Dynasty (1636 to 1912) will lead Sotheby’s ‘Important Chinese Art’ sale in London.
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The eight-year ban on the U.S. import of Burmese ruby and jade has been lifted. Although the JADE Act of 2008 expired three years ago, an executive order was issued extending the ban.
President Barack Obama signed the executive order, lifting the ban, citing: “Burma’s substantial advances to promote democracy;… the release of many political prisoners; and greater enjoyment of human rights and fundamental freedoms, including freedom of expression and freedom of association and peaceful assembly.”
… Continue reading Sanctions on Burmese ruby and jade lifted
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Jade is a commercial term encompassing green, white, black, and yellow-brown jadeite and nephrite. The world nephrite jade market is estimated at more than 1000 tonnes per year, with half the supply originating from British Columbia.
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The fight for human rights has once again dealt a blow to Myanmar (Burma) with a ban on the importation of rubies and jade into the United States.
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