<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>14072316</termId><termName>pirolusita</termName><termType>PT</termType><termNote><![CDATA[ Un mineral de manganeso que es en color gris oscuro; dióxido de manganeso. Se utiliza para decolorar vidrio. ]]></termNote><termCreatedDate>2026-03-30 20:32:55</termCreatedDate><relation><relationType>BT</relationType><termId>14061042</termId><termName>mineral</termName><termType>PT</termType></relation></term>  </Zthes>