{"type":"rich","version":"1.0","provider_name":"Transistor","provider_url":"https://transistor.fm","author_name":"Precious Metals Daily — by Absolute Bullion","title":"XRF Testing for Gold Purity: What It Is and How It Works","html":"<iframe width=\"100%\" height=\"180\" frameborder=\"no\" scrolling=\"no\" seamless src=\"https://share.transistor.fm/e/d5172e93\"></iframe>","width":"100%","height":180,"duration":198,"description":"If you’ve ever bought or sold gold and wondered exactly how pure it really is, you’re not alone. Hallmarks and stamps can give you a starting point, but they don’t always tell the whole story. That’s where XRF testing comes in. Short for X-ray fluorescenc","thumbnail_url":"https://img.transistorcdn.com/YnVvcpQ8Rnb-PsVUBrTc8h9OwOeBeaXiv8wzTqZ4icQ/rs:fill:0:0:1/w:400/h:400/q:60/mb:500000/aHR0cHM6Ly9pbWct/dXBsb2FkLXByb2R1/Y3Rpb24udHJhbnNp/c3Rvci5mbS9lNzk4/NGU1MjMwOTI1ODUy/MTg5MTU1ZWMzODBh/ZTQwYy5wbmc.webp","thumbnail_width":300,"thumbnail_height":300}