Here are some basic methods to test for gold at home: - Visual Inspection - Examine the item for markings/hallmarks indicating gold content. Pure gold has a bright yellow hue. Lower gold content appears more whitish. - Magnet Test - Gold is non-magnetic. Use a magnet to detect iron/steel jewelry. If magnet sticks, it's not real gold. - Float Test - Drop the gold item in a cup of water. Pure gold will sink. Gold plated or filled items will float. - Scratch Test - Use a trusted stone/ceramic and lightly scratch the surface of gold. If it leaves a mark, it's likely real gold which is softer. - Nitric Acid Test - Place a small drop of nitric acid on an inconspicuous spot. Real gold won't react, leaving no mark. Lower grades may green or darken. - Gold Testing Kit - More advanced kits use chemicals to test reactions of different gold karats. This gives accurate purity analysis. - Jeweler Evaluation - For most reliable results, consult a reputable jeweler to assess and verify the...