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Ask The Experts: Can a long range locator probe detect gold in quartz?

Q: I was wondering how such a device could locate a rich gold vein in quartz, for example, since a metal like gold is non-magnetic.

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Ask The Experts—Using classifiers


Q: I would like to know how to use a classifier when I dump my gravel into my sluice box. I would also like to know what sizes classifiers come in. I know that they are in sizes like -3/4. What does the “minus” in the size mean? Thanks for any help you can give me.

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The Bawl Mill   • Legislative and Regulatory Update   • Ask The Experts: Is an XRF gun useful for prospecting and mineral identification?   • Ask The Experts: Is this deposit worth working?   • Weathering, Erosion and Placers   • The PIGMI—a DIY Crevice Tool   • Diary of a Diamond Prospector   • The Ups and Downs of Nugget Hunting   • Epithermal Gold and Silver Deposits   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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