quartz sand grain at 4 times life-size magnification, a sample from Great Sand Dunes National Park, Colorado

Size: 4500px × 3000px
Photo credit: © Marek Uliasz / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 4x, background, colorado, crystal, dunes, geology, grain, great, life-size, macro, magnification, mineral, national, park, particle, quartz, sand, texture