Figure 7
From: The characterization of bearded vulture (Gypaetus barbatus) coprolites in the archaeological record

Mineralogy results using X-ray diffraction (XRD). (A)—Coprolites recovered at ALV archaeological site. (B)—Modern bearded vulture scats. HA—hydroxyapatite; Cal—calcite; Qz—quartz; Vat—vaterite.