Assaying Gold at the West Point Mint Scanning Electron Microscope (SEM) with Elemental Detection System (EDS)

Scanning Electron Microscope (SEM) with Elemental Detection System (EDS)

Data output from the SEM and EDS

Scanning Electron Microscope SEM with Elemental Detection System EDS

Reclaimed silver, gold and platinum from the assaying process
Gold, burnished planchets