Yes, by electrolysis. Of molten minerals. This also consumes energy<p>&quot;Alumina is dissolved in molten cryolite, typically at 960 °C&quot;<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Aluminium_smelting" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Aluminium_smelting</a>