Figure 2
From: Nanoscale analysis of the morphology and surface stability of calcium carbonate polymorphs

X-Rays diffraction patterns for dry and hydrous CaCO3 polymorphs calculated with Raiteri's and Xiao's forcefields and compared to experimental findings: (a) calcite, (b) aragonite, (c) vaterite, (d) monohydrocalcite, (e) Ikaite.