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	mads.xsd"><authority><topic authority="https://adm.senado.leg.br/vcb/vocab/">Xisto betuminoso</topic></authority><related type="other"><topic>Óleo de xisto</topic></related><related type="other"><topic>Petróleo</topic></related><related type="other"><topic>Petróleo sintético</topic></related><related type="other"><topic>Royalties do petróleo</topic></related><related type="broader"><topic>Combustível fóssil</topic></related><related type="broader"><topic>Combustível sólido</topic></related><related type="broader"><topic>Rocha sedimentar</topic></related><variant type="other"><topic>Xisto como combustível</topic></variant><variant type="other"><topic>Xisto</topic></variant></mads>