cavity

  1. How to know the quantity of underground treasure without digging

    Hello all, Recently with 3d scanner i conducted underground search in my vacant land.., and the results shows as under 1.62 meters there is a cavity and gold percentage shows more than 60% .., now i need to know how to calculate the quantity of the gold without digging because the 3d...
    • selvak
    • Thread
    • 3d scanner cavity digging for gold gold under-ground
    • Replies: 17
    • Forum: Techniques

  2. New member, need help deciding on a machine

    Hello, I am a new member. This is the only forum I have ever joined. I live in Arizona USA. I am wondering if anyone has first hand experience using the Mega Scan Pro? I am interested in a detector that can find cavities as well as valuables. This machine in particular advertises that it...
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