<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31344614</termId><termName>glaucophane</termName><termType>PT</termType><termNote><![CDATA[ Monoclinic mineral of the amphibole (double-chain silicate) group. Glaucophane occurs as blue-gray sheets in dense metamorphic rocks such as schists, especially blueschist. ]]></termNote><termCreatedDate>2026-03-30 20:32:56</termCreatedDate><relation><relationType>BT</relationType><termId>31320469</termId><termName>mineral</termName><termType>PT</termType></relation></term>  </Zthes>