Experts at a laboratory in Botswana managed by the Gemological Institute of America recently examined an extraordinary natural diamond with two distinct color zones. When you purchase through links on ...
A French tourist visiting the United States returned home with a special souvenir earlier this month: a 7.46-carat diamond he found in the mud. Julien Navas, who is from Paris, was visiting the States ...
Institute for Energy and Environmental Flows and Yusuf Hamied Department of Chemistry, University of Cambridge, Cambridge CB2 1EW, U.K. Institute for Energy and Environmental Flows and Yusuf Hamied ...
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