<?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">red chalk</topic></authority><related type="broader"><topic>chalk</topic></related><variant type="other"><topic>chalk, red</topic></variant><variant type="other"><topic>natural red chalk</topic></variant><variant type="other"><topic>sanguine</topic></variant> <note xml:lang="en"><![CDATA[ Drawing medium made from natural red clay containing iron ocher, ranging in color from reddish brown to blood red. It was used for wall paintings by ancient Egyptians and Romans; in the 16th century it was a popular drawing medium. Originally cut from deposits but later fabricated from the same material. ]]></note></mads>