<p><a href="https://en.wikipedia.org/wiki/Ball-and-stick_model" class="extiw" title="en:Ball-and-stick model">Ball-and-stick model</a> of the copper coordination environment in the <a href="https://en.wikipedia.org/wiki/Crystal_structure" class="extiw" title="en:Crystal structure">crystal structure</a> of <a href="https://en.wikipedia.org/wiki/Copper(II)_sulfate" class="extiw" title="en:Copper(II) sulfate">copper(II) sulfate</a> pentahydrate, CuSO<sub>4</sub>·5H<sub>2</sub>O. The structure was reported in <a rel="nofollow" class="external text" href="https://doi.org/10.1107/S0108768185001914"><i>Acta Crystallogr. B</i> (1985) <b>41</b>, 184–190</a> and can be accessed as <a href="https://en.wikipedia.org/wiki/Cambridge_Structural_Database" class="extiw" title="en:Cambridge Structural Database">CSD</a> entry <a rel="nofollow" class="external text" href="https://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=1623803&amp;DatabaseToSearch=Published">1623803</a> and <a href="https://en.wikipedia.org/wiki/Inorganic_Crystal_Structure_Database" class="extiw" title="en:Inorganic Crystal Structure Database">ICSD</a> entry 60059.
</p><p>The structure and the history of its discovery is discussed in <a rel="nofollow" class="external text" href="https://doi.org/10.1107/S2052252521010708"><i>IUCrJ</i> (2022) <b>9</b>, 73–85</a>.
</p><p><b>Colour code:</b>
</p>
<dl><dd><span style="line-height:1.7;padding:0 .6em;margin-right:-1px;border:1px solid #808080;background: #d76320" title="#d76320"> </span> Copper, Cu: orange-brown</dd>
<dd><span style="line-height:1.7;padding:0 .6em;margin-right:-1px;border:1px solid #808080;background: #ffd344" title="#ffd344"> </span> Sulfur, S: yellow</dd>
<dd><span style="line-height:1.7;padding:0 .6em;margin-right:-1px;border:1px solid #808080;background:red" title="red"> </span> Oxygen, O: red</dd>
<dd><span style="line-height:1.7;padding:0 .6em;margin-right:-1px;border:1px solid #808080;background:white" title="white"> </span> Hydrogen, H: white</dd></dl><p><a href="https://en.wikipedia.org/wiki/Hydrogen_bond" class="extiw" title="en:Hydrogen bond">Hydrogen bonds</a> are represented by dashed black lines.
</p>
Model manipulated and image generated in <a rel="nofollow" class="external text" href="http://www.ccdc.cam.ac.uk/products/mercury/">CCDC Mercury 3.8</a>.
Ben Mills
<span class="int-own-work" lang="en">Own work</span>