<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31437360</termId><termName>manganese blue</termName><termType>PT</termType><termNote><![CDATA[ A synthetic green-blue pigment made by fixing barium manganate on a barium sulfate base. It is an inert pigment that can range in color from a clear azure blue to a bright emerald green. Manganese blue was first discovered in 1907 but not patented until 1935. ]]></termNote><termCreatedDate>2026-03-30 20:57:55</termCreatedDate><relation><relationType>UF</relationType><termId>31437361</termId><termName>bleu de mangane</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31437362</termId><termName>blue, manganese</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31411022</termId><termName>synthetic inorganic blue pigment</termName><termType>PT</termType></relation></term>  </Zthes>