Figure 5. Photographs detailing the fine millimeter to submillimeter structure of laminated gypsum. A. Planar to wavy-planar laminae in gypsum cycle 2, Section 161-975C-34X-1, 32-41 cm. B. Planar-cumulus laminae in gypsum cycle 1, Section 161-975C-34X-1, 70-80 cm. Top of photograph (70-70.5 cm) is a thin bed of pinch-and-swell gypsum pictured in Figure 4B. C. Planar-cumulus laminae, Section 161-975B-33X-CC, 20-30 cm (see also Fig. 3B).

Figure 5. Photographs detailing the fine millimeter to submillimeter structure of laminated gypsum. A. Planar to wavy-planar laminae in gypsum cycle 2, Section 161-975C-34X-1, 32-41 cm. B. Planar-cumulus laminae in gypsum cycle 1, Section 161-975C-34X-1, 70-80 cm. Top of photograph (70-70.5 cm) is a thin bed of pinch-and-swell gypsum pictured in Figure 4B. C. Planar-cumulus laminae, Section 161-975B-33X-CC, 20-30 cm (see also Fig. 3B).