Clear as Mud

Everywhere we turn in politics and business we hear that marvelous wordtransparency. Everybody acclaims it, demands it, promises it, and sells it. Wonderful, I think, just wonderful. We are in a world where everyone and everything is aboveboard, and human rights and the environment are protected. And all precious stones are natural and untreated or else have fully disclosed treatments. That should only be the case, and it should only be that simple. Consider the following excerpts from various reports by the Gemological Institute of America. In one examination, “trace elements were close to or slightly above the detection limits of the instrument (about 0.015 wt.% for MgO, TiO2, and Cr2O3; and about 0.005 wt.% for SiO2, CaO, NiO, CoO, and Ga2O3).” I will have to bone up on this. In another case, “the presence of a coating in the form of pale blue spots was observed while the
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