Fig. 3

Comparison of the EDX and WDX spectra from the same region of the 49 mol% lead(II) sulphate to lead chromate standard (yellow is EDX, purple is WDX)

Comparison of the EDX and WDX spectra from the same region of the 49 mol% lead(II) sulphate to lead chromate standard (yellow is EDX, purple is WDX)