![](http://www.alamy.com/thumbs/6/2CBAABF8-E911-401C-97AE-E8011D5B2315/BX13JF.jpg)
Smokey Quartz variety Cairngorm found in the Cairngorm Mountains of Scotland UK. Silicon dioxide with a little Ferric oxide
Size: 4500px × 3848px
Photo credit: © Alan Curtis / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: cairngorm, crystal, cut, dioxide, earth, environment, ferric, geology, mineral, oxide, quartz, rock, science, scotland, silicon, smokey, specimen