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  <xs:element id="hsc_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentRightofUseAsset" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentRightofUseAsset" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="hsc_OperatingAndFinanceLeasesExcludingShortTermLeasesWeightedAverageRemainingLeaseTerm" abstract="false" name="OperatingAndFinanceLeasesExcludingShortTermLeasesWeightedAverageRemainingLeaseTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="hsc_DiscontinuedOperationGainFromDisposalOfDiscontinuedOperationBeforeIncomeTax" abstract="false" name="DiscontinuedOperationGainFromDisposalOfDiscontinuedOperationBeforeIncomeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="hsc_DerivativeInstrumentsHedgingActivitiesAndFairValueDisclosureTextBlock" abstract="false" name="DerivativeInstrumentsHedgingActivitiesAndFairValueDisclosureTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="hsc_CorporateCharge" abstract="false" name="CorporateCharge" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="hsc_HarscoIndustrialIKGMember" abstract="true" name="HarscoIndustrialIKGMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
</xs:schema>
