<?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">aragonite</topic></authority><related type="broader"><topic>mineral</topic></related><related type="broader"><topic>calcium carbonate</topic></related> <note xml:lang="en"><![CDATA[ Aragonite is a widespread mineral, a crystalline form of calcium carbonate that is found in deposits formed at low temperatures near the surface of the earth, occurring as stalactites, in sediments, iron-ore deposits, and basic rocks. It is also commonly found in pearls, coral, and shells. It was used in antiquity for beads and other decorative artifacts. ]]></note></mads>