Supplemental Material: Opportunities and Challenges for Adaptive Reuse of Bauxite Residue for US Critical Minerals Supply, Geohazard Reduction, and Land Restoration, Texas Gulf Coast, USA

<jats:p>&lt;p dir="ltr"&gt;Text S1. Methods.&lt;/p&gt;&lt;p dir="ltr"&gt;Figure S1. Plot of REE contents of various sites.&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Figure S2.&lt;/b&gt; Theoretical X-ray attenuation curves for common bauxite residue minerals.&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Figure S3.&lt;/b&gt; X-ray computed tomography model of Copano Bed 3.&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Table S1.&lt;/b&gt; Portable Bruker XRF analyses of Copano Ranch Bed 3 bauxite residue&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Table S2.&lt;/b&gt; Geochemical analyses of Copano Ranch Bed 3 bauxite residue (CBR) and Jamaica bauxite (BEL2).&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Table S3.&lt;/b&gt; Mineral composition of Jamaica bauxite and Copano bauxite residue.&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Table S4.&lt;/b&gt; Volumetric analysis of Copano bauxite residue components from X-ray computed tomography.&lt;/p&gt;&lt;p dir="ltr"&gt;&lt;b&gt;Model S1.&lt;/b&gt; X-ray computed tomography model (CBR-B3-1A) animation by Matt Colbert, UTCT.&lt;/p&gt;</jats:p>