![](http://www.alamy.com/thumbs/6/DDD6E9CC-60C6-4FCD-A2D1-54CEFFA6CCEF/MMRBD0.jpg)
Natrolite (hydrated sodium and aluminium silicate) crystals from magheramourne Quarry, N Ireland
Size: 3710px × 2457px
Photo credit: © PjrRocks / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: aluminium, clear, crystals, geological, geology, mineral, natrolite, rock, sample, silicate, small, sodium, stone, tectosilicate, zeolite