How to MINE OPAL gems in the OUTBACK - Smarter Every Day 164

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  • Published on:  Tuesday, December 20, 2016
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    Thank you to Science Alert for arranging my travel!

    The majority of the world's opal gemstones used for jewelry comes from Coober Pedy Australia:

    Opals are unique:

    Yanni's Store and Museum:

    Opal can be created by plants!
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    Ambiance and musicy things by: Gordon McGladdery did the outro music the video.
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