<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">blue ocher</topic></authority><related type="other"><topic>ferrous phosphate</topic></related><related type="broader"><topic>inorganic blue pigment</topic></related><variant type="other"><topic>ochre, blue</topic></variant><variant type="other"><topic>ocher, blue</topic></variant><variant type="other"><topic>vivianite</topic></variant> <note xml:lang="en"><![CDATA[ An uncommon iron phosphate mineral that forms in earth that is rich in bone; it has an intense dark blue color that is opaque and has high tinting strength when used as a pigment. ]]></note></mads>