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Crystallography / Lapis lazuli / Turquoise / Azurite / Sodalite / Ultramarine / Oxalic acid / Sapphire / Lazurite / Chemistry / Matter / Gemstones


Gem Cutters News Award Winning Bulletin of the Gem Cutters Guild of Baltimore, Inc. Baltimore, Maryland Volume 63, Number 8 September, 2014
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Document Date: 2014-09-04 22:19:33


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File Size: 2,04 MB

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