<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31375332</termId><termName>anorthite</termName><termType>PT</termType><termNote><![CDATA[ A feldspar mineral used in the production of glass and ceramics. ]]></termNote><termCreatedDate>2026-03-30 20:41:13</termCreatedDate><relation><relationType>BT</relationType><termId>31344467</termId><termName>feldspar</termName><termType>PT</termType></relation></term>  </Zthes>