English: Flat crystals obtained by spreading and drying of a drop (50 microliter) of an aqueous solution of 3% copper(II) chloride + 0,1% polyvinyl alcohol on an hydrophilic microscope object carrier. Grey values are shown with colors. Details can be found in the books by M. Markus „Bildkraft der Substanzen“ (Arnshaugk Verlag, Neustadt an der Orla, 2017) and „Scientia et Ars“ (Ediciones UC, Chile, 2019)
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.