<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31457451</termId><termName>Rockingham royal black marble</termName><termType>PT</termType><termNote><![CDATA[ A jet black marble with irregular white veins, occurring in Virginia, that is considered the best American black marble. ]]></termNote><termCreatedDate>2026-03-30 21:03:07</termCreatedDate><relation><relationType>UF</relationType><termId>31457452</termId><termName>Rockingham royal black</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31457453</termId><termName>black marble, Rockingham royal</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31457454</termId><termName>marble, Rockingham royal black</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31438593</termId><termName>black marble</termName><termType>PT</termType></relation></term>  </Zthes>