<?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">coal mining waste</topic></authority><related type="broader"><topic>waste</topic></related><variant type="other"><topic>waste, coal mining</topic></variant> <note xml:lang="en"><![CDATA[ Waste material produced by the process of coal mining, that may include coal gangue found in mining heaps, the light gray, washed waste produced during coal preparation, the red-colored burnt coal gangue caused by pyrite oxidation, and a high percentage of coal itself. ]]></note></mads>