![](http://www.alamy.com/thumbs/6/B414C0B1-0563-4F4E-83EB-815089C98940/2ACWPW9.jpg)
Experiment showing crystal formation, copper (II) sulphate crystals after four hours, large enough for their triclinic structure to be visible.
Size: 4189px × 4172px
Photo credit: © Dorling Kindersley/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: background, blue, chemical, chemistry, compound, copper, crystal, crystallization, dish, education, experiment, horizontal, image, liquid, object, people, petri, science, sequence, series, shot, single, studio, sulphate, triclinic, white