<?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">Carborundum (TM)</topic></authority><related type="other"><topic>carborundum prints</topic></related><related type="broader"><topic>abrasive</topic></related><variant type="other"><topic>carborundum</topic></variant> <note xml:lang="en"><![CDATA[ Sharp, hard, artificial abrasive in solid or powdered form composed of silicon carbide. Available in several degrees of coarseness, it is often used for polishing by abrasion. The finest particles are useful for grinding glass. ]]></note></mads>