crystal structure of <a href="https://en.wikipedia.org/wiki/Gold(III)_oxide" class="extiw" title="en:Gold(III) oxide">en:Gold(III) oxide</a>
<a href="//commons.wikimedia.org/wiki/User:Orci" title="User:Orci">Orci</a>
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Eigenes Werk (own work), data source: Jones P.G., Rumpel H., Schwarzmann E., Sheldrick G.M., Paulus H: <i>Gold(III)-Oxide</i>. In: Acta Cryst. (1979). B35, S. 1435-1437.