From Youtube

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With this new short GIA field expedition video you will discover some aspects of the GIA Field Expedition FE65 that took place in May 2015 to the Luc Yen gem mining area in Northern Vietnam in order to collect some reference samples to be added to the GIA reference collection. This short video will focus on spinel mining with some very unique images of spinel mining in Cung Troi cliff near An Phu. Enjoy!

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current05:58, October 24, 2016Thumbnail for version as of 05:58, October 24, 2016480 × 269 (17 KB)Chiltern Hills1 (Talk | contribs)created video


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