Partly transparent gypsum crystals with green herbertsmithite inclusions (5.3 × 3.5 × 3.5 cm). Found from Sieroszowice mine, Lubin, Lower Silesia, Poland
<a href="//commons.wikimedia.org/wiki/User:Iifar" title="User:Iifar">Ivar Leidus</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>