Come on in! Join Pinterest today...it only takes like a second or so.
sand grains under the microscope
Grains of sand under a microscope
grains of sand (!!!)
grains of sand x250
microscopic sand grains
Gary Greenberg photographs grains of sand at 250x
Grains of sand magnified to 250 times real size.
Drawing on the sand
This is what SAND looks like under a microscope - Aug 30, 2012 - Picstache.com