Australia.Public on Instagram: "The post features a video tutorial on using a blue spiral wheel concentrator to extract placer gold from river sediment, involving scooping dirt, water separation, magnetic removal of iron, and smelting into a small nugget. The claim of yielding 1 kg of pure gold is exaggerated clickbait; the demonstration shows only milligrams to grams, aligning with typical hobbyist results from such devices, which process about 1-2 cubic yards per day at best. - Indonesian repl

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