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<p>[QUOTE=&quot;Chris Chen, post: 10254525, member: 90637&quot;]Yes, jade has been buried for thousands of years, and elements in the soil will corrode jade. This phenomenon is very common, especially for jade from the Neolithic Age, but this does not mean that all jade will have this phenomenon. This is determined by the burial environment, which is very complicated.[/QUOTE]</p><p><br /></p>

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