<?xml version="1.0" encoding="utf-8"?><Thesaurus
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	xsi:schemaLocation="http://schemas.bs8723.org/XmlSchema/DD8723-5.xsd">	 <dc:identifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en</dc:identifier>  <dc:title>Tesaurus d&apos;Art i Arquitectura</dc:title>  <dc:creator>Getty Institute</dc:creator>  <dc:subject></dc:subject>  <dc:description><![CDATA[  ]]></dc:description>  <dc:publisher>Getty Institute</dc:publisher>  <dc:date>0000-00-00</dc:date>  <dc:language>en</dc:language><ThesaurusConcept dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344692">	<dcterms:created>2026-03-30 20:32:58</dcterms:created><PreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344692" xml:lang="en">	<LexicalValue>tetrahedrite</LexicalValue>	<dcterms:created>2026-03-30 20:32:58</dcterms:created></PreferredTerm><ScopeNote xml:lang="en">  <LexicalValue><![CDATA[ A copper antinomy sulfide mineral found in hydrothermal veins and contact metamorphic sites, usually containing some arsenic and grading into closely related mineral tennantite, in which arsenic takes the place of antinomy. It is a minor ore of copper. ]]></LexicalValue></ScopeNote><HasHierRelConcept Role="BT">http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31320469</HasHierRelConcept></ThesaurusConcept></Thesaurus>