Culled by H. G. Lee from 500 mL (2 cupfuls) unsieved grunge from within larger shells taken from a renourishment site on Phipps Ocean Park Beach, Palm Beach, Palm Beach Co., FL by Carole Marshall in April, 2021 (1.86 mm.). SEM performed by Dr. Lee under the supervision of Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL.

   Culled from grunge collected from a mangrove beach on the Jupiter Sound (Indian River) shore of Coral Cove Park (just S of Blowing Rock Preserve) by Rick Edwards on 4/27/2021 (1.93 mm.). SEM produced in collaboration with Dr. Ann Heatherington, Dept. of Geological Sciences, University of Florida, Gainesville, FL.