<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343537</termId><termName>silver</termName><termType>PT</termType><termNote><![CDATA[ Pure metallic element having symbol Ag and atomic number 47; a malleable, ductile, white metal with characteristic sheen, considered a precious metal. Silver is widely distributed throughout the world, occurring rarely as metallic silver (in Peru, Norway) but more often as silver-gold alloys and silver ore. Today silver is obtained as a byproduct in the refinement of gold, lead, copper, or zinc ores. Silver was smelted from the ore galena as early as 3800 BCE. As a pure metal, silver is second to gold in malleability and ductility, can be polished to a highly reflective surface, and used -- typically in an alloy -- in jewelry, coinage, photography, mirrors, electrical contacts, and tableware. ]]></termNote><termCreatedDate>2026-03-30 20:32:39</termCreatedDate><relation><relationType>UF</relationType><termId>31343538</termId><termName>Ag</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31412120</termId><termName>silver, silver compounds, alloys</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>31375282</termId><termName>precious metal</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>31319740</termId><termName>elements</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31373793</termId><termName>fine silver</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31306757</termId><termName>silverware</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31321648</termId><termName>silverwork</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31340964</termId><termName>silversmithing</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31410337</termId><termName>silver plating</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31410907</termId><termName>silver thread</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31411124</termId><termName>hard solder</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31412125</termId><termName>teocuitlatl</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31445175</termId><termName>silver points</termName><termType>PT</termType></relation></term>  </Zthes>