Sand from Ponte Verdra, Florida
This ocean beach sample is dominated by shell fragments though quartz grains and even fossils
(shark teeth etc.) are common.
Significance in the Environment:
Greenberg, Gary, A GRAIN OF SAND: NATURE'S SECRET WONDER, Voyageur Press, 2008.
Welland, Michael, SAND: THE NEVER ENDING STORY, University of California Press, 2009.
(Good Information on the microscopy of sand, Great site for more information on microscopy in general)
(Good Information on Sand with links to more information on sand)
(Brief, very informative video on what can be learned from the shape of a sand grain.)