Well I’m sitting here on this Saturday and the question occurred to me? I had some basic idea, but there’s more in the mortar beside the pestle…so here goes.
“Sand is basically the material you get when you get a breakdown in rocks, when the rocks weather and decompose over hundreds of thousands and millions of years,” said Jeff Williams, senior scientist emeritus for the U.S. Geological Survey Woods Hole Science Center. [Stunning rSands Gallery: A Rainbow of Beaches]
For more details ….