How did you test it? Acid assay? Specific gravity? By "scanner," what do you mean? This thing?
https://sdbullion.com/gold-and-silver-purity-testing-scanner-sigma-metalytics
How did you test it? Acid assay? Specific gravity? By "scanner," what do you mean? This thing?
https://sdbullion.com/gold-and-silver-purity-testing-scanner-sigma-metalytics
RE: Fake Silver Alert!!!