![](http://www.alamy.com/thumbs/6/29DE01E0-7710-4A79-A4A8-82EF36E6EAAF/AEAGRF.jpg)
Grooved rock
Glacial abrasion on a boulder next to Llyn mymbyr,Snowdonia, North Wales
Size: 5775px × 3840px
Location: Snowdonia,North Wales UK
Photo credit: © Grasstrax / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: abrasion, geology, glacial, granite, groove, grooved, grooving, hard, marked, rock, rocks, scour, scoured, scrape, scraped, scraping, striated, striation, striped, stripes, surface