Figure 1

Kidney stone samples analyzed in the present study. (a) Sample 1. (b) Polarized microscopy image of the thin section of sample 1. (c) Enlarged image of the white box area in (b). (d) Sample 2. (e) Polarized microscopy image of the thin section of sample 2. (f) Enlarged image of the white box area in (e). (g) Sample 3. (h) Polarized microscopy image of the thin section of sample 3. (i) Enlarged image of the white box area in (h).