Figure 7

(a) RGB correlation of the μXRPD areal distribution maps of two marker peaks of whewellite in an AmOx-treated sample; (b) RGB correlation of the μXRPD areal distribution maps of two marker peaks of hydroxyapatite in a DAP-treated sample; (c) RGB correlation of the μXRPD areal distribution maps of two marker peaks of hydroxyapatite in a DAP + AmOx treated sample.