<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>14122245</termId><termName>pórfido cuarcífero</termName><termType>PT</termType><termNote><![CDATA[ Riolita porfirítica que contiene fenocristales de cuarzo y feldespato alcalino en una masa microcristalina o criptocristalina.
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