View Single Post
Old 07-19-2011, 10:42 AM   #1
CaliforniaMama
I wonder . . .
 
Join Date: Oct 2006
Location: The Left Coast, a pretty good place to be.
Posts: 1,278
July 19, 2011 Magnified Beach Sand



Beach sand magnified to 250 times its real size

Here is some amazing microphotography by Dr Gary Greenberg who shows how beach sand grains look magnified to 250 times the real size.

This crystal of sand on the image below (in the middle) is surrounded by bits of coral, shell, and volcanic material.

http://todayilearned.co.uk/2011/07/1...ize/#more-2283
__________________
Take time for silence. You never know what you might hear.
CaliforniaMama is offline   Reply With Quote