<?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">rock hammers</topic></authority><related type="other"><topic>rock picks</topic></related><related type="broader"><topic>stone working hammers</topic></related><variant type="other"><topic>geologist&apos;s hammer</topic></variant><variant type="other"><topic>hammers, rock</topic></variant><variant type="other"><topic>rock hammer</topic></variant> <note xml:lang="en"><![CDATA[ Medium-sized or small hand tools for breaking up rocks, usually having a flat head with either a chisel or a pick head at the other end, made of steel or other metal, mounted on a handle. ]]></note></mads>