<?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="https://confrides.cpd.ua.es/tematres/vocab/">Rocas ígneas</topic></authority><related type="broader"><topic>Área 12. Petrografía y Petrología</topic></related><variant type="other"><topic>Rocas magmáticas</topic></variant><variant type="other"><topic>Rocas pirógenas</topic></variant><variant type="other"><topic>Rocas plutónicas</topic></variant><variant type="other"><topic>Rocas volcánicas</topic></variant><variant type="other"><topic>Rocas de profundidad</topic></variant><variant type="other"><topic>Rocas efusivas</topic></variant><variant type="other"><topic>Rocas endógenas</topic></variant><variant type="other"><topic>Rocas eruptivas</topic></variant> <note type="history" xml:lang="">Se puede usar con un subencabezamiento geográfico. </note> <note type="source" xml:lang="">552.3 </note></mads>