Because electronic testers cannot accurately measure loose dust or powder, you may need to use chemical or physical tests.
: Alaska Mint and SlabCreekDesigns sell authentic gold dust and flakes panned from rivers in California and Alaska. These are typically 20-22k purity and sold as mineral specimens rather than refined bullion. buy gold dust online
: Deceptive listings may use labels like ".24 karat gold," which is only about 1% gold , designed to trick buyers expecting 24k (99.9%) purity. : Deceptive listings may use labels like "
: Scammers often claim access to vast amounts of raw gold dust in West Africa or other regions, asking for upfront "processing" or "export" fees. Once paid, the seller disappears. : A drop of nitric acid will not react with pure gold
: A drop of nitric acid will not react with pure gold. If the powder fizzes or produces green/brown fumes, it contains base metals like copper or brass.