If you do an internet search for "uv jewelry loupe " you will find some UV lights available for $11 or less delivered with batteries to your doorstep. These are NOT the shortwave mentioned above, but will show some UV mineral colors. The shortwave are a bit more pricey. The white light is good for looking at the gold because it brings out the colors, and the UV just does not stand out. I have access to a claim where there's a UV glowing minerals, but these are interesting and I collect a few, but are rather valueless. It gives something else to do out at the claim rock hunting wise besides just gold recovery.
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