![](http://www.alamy.com/thumbs/6/B5128ACC-00B2-4205-98E3-F40AF6252B93/A5K3N7.jpg)
copper sulphate and pottasium permangernate crystals viewed through microscope using cross polarization lighting technique
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Photo credit: © paul ridsdale pictures / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: chemical, chemistry, clear, copper, cross, crystal, form, magnification, magnify, material, microscope, mineral, permangernate, polarization, polarize, pottasium, resource, science, scientific, shape, structure, substance, sulphate