<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">bitumen</topic></authority><related type="narrower"><topic>asphalt</topic></related><related type="narrower"><topic>rock asphalt</topic></related><related type="narrower"><topic>asphaltite</topic></related><related type="other"><topic>asphaltum</topic></related><related type="broader"><topic>natural bituminous material</topic></related><variant type="other"><topic>natural bitumen</topic></variant> <note xml:lang="en"><![CDATA[ Any of various solid or semisolid mixtures of hydrocarbons that occur in nature or that are obtained as residues from the distillation of petroleum or coal. For the blackish hydrocarbon portion of asphalt, use "asphaltic bitumen." ]]></note></mads>