item-5
Image: <a href="//commons.wikimedia.org/w/index.php?title=User:Jpicas&action=edit&redlink=1" class="new" title="User:Jpicas (page does not exist)">Jpicas</a> (CC BY-SA 4.0)
Description
The image is a diagram illustrating the layout of mine entrances and galleries in Saldes, not a mineral, rock, or gemstone.
