Fig. 3
From: Microstructure and long-term corrosion of archaeological iron alloy artefacts

XRD diffractograms of the four objects: a object #1, b object #2, c object #3 and d object #4
From: Microstructure and long-term corrosion of archaeological iron alloy artefacts

XRD diffractograms of the four objects: a object #1, b object #2, c object #3 and d object #4