<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31409741</termId><termName>anthracite</termName><termType>PT</termType><termNote><![CDATA[ Non-bituminous and most highly metamorphosed form of coal containing more fixed carbon and least amount of volatile matter than any other form. Anthracite is the least plentiful form of coal. ]]></termNote><termCreatedDate>2026-03-30 20:50:10</termCreatedDate><relation><relationType>UF</relationType><termId>31409742</termId><termName>anthracite coal</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31409743</termId><termName>coal, anthracite</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31370651</termId><termName>coal</termName><termType>PT</termType></relation></term>  </Zthes>