<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31480813</termId><termName>dolostone</termName><termType>PT</termType><termNote><![CDATA[ A type of limestone having calcium carbonate content approaching 45%; employed as a flux in melting iron, as a lining for basic steel furnaces, for the production of magnesium metal, for filtering, and as a construction stone. ]]></termNote><termCreatedDate>2026-03-30 21:09:27</termCreatedDate><relation><relationType>UF</relationType><termId>31480814</termId><termName>dolomite</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31480815</termId><termName>dolostones</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31478206</termId><termName>magnesian limestone</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31481663</termId><termName>Queenston limestone</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31481665</termId><termName>Angera stone</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31481669</termId><termName>Kasota stone</termName><termType>PT</termType></relation></term>  </Zthes>