<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31482110</termId><termName>imitation diamond</termName><termType>PT</termType><termNote><![CDATA[ Any natural, treated or man-made material with the appearance but not the composition, structure or physical and optical properties of a diamond. Use "synthetic diamonds" when referring to the artificial product with the same physical and chemical properties. ]]></termNote><termCreatedDate>2026-03-30 20:40:58</termCreatedDate><relation><relationType>UF</relationType><termId>31482111</termId><termName>imitation diamonds</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31344326</termId><termName>imitation gemstone</termName><termType>PT</termType></relation></term>  </Zthes>