<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31457334</termId><termName>basalt</termName><termType>PT</termType><termNote><![CDATA[ A dense, hard, dark brown-to-black volcanic igneous rock, consisting of feldspar and mafic minerals such as augite or olivine. ]]></termNote><termCreatedDate>2026-03-30 21:03:06</termCreatedDate><relation><relationType>UF</relationType><termId>31457335</termId><termName>lapis basanites</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31438511</termId><termName>basic igneous rock</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31471241</termId><termName>pietra di paragone</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31412224</termId><termName>Virginia greenstone</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31373847</termId><termName>basalt fiber</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31457339</termId><termName>gabbro</termName><termType>PT</termType></relation></term>  </Zthes>