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  • Gem Videos

    Oregon/Tibet Dichroic Comparison Video 

    by
    YourGemologist
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    Published on 07-08-2011 05:22 AM  Number of Views: 49436 
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    Oregon Sunstone
    The video only page to see the Dichroic Comparison of Oregon Sunstone to the claimed Tibet andesine.

    Video Tour of the ISG 

    by
    YourGemologist
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    Published on 03-10-2011 05:10 AM
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    Click here to view a 10 minute video tour of the International School of Gemology
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