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    <Log type="Info">'Shares' elements on report '090700 - Disclosure - NET INCOME PER COMMON SHARE ATTRIBUTABLE TO TRECORA RESOURCES (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '090800 - Disclosure - LIABILITIES AND LONG-TERM DEBT (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '090900 - Disclosure - FAIR VALUE MEASUREMENTS (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '091000 - Disclosure - DERIVATIVE INSTRUMENTS (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '091500 - Disclosure - INVESTMENT IN AL MASANE AL KOBRA MINING COMPANY ("AMAK") (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '091700 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 010000 - Statement - CONSOLIDATED BALANCE SHEETS (unaudited)</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Mar. 31, 2014'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2013'</Log>
    <Log type="Info">Process Flow-Through: 010100 - Statement - CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 020000 - Statement - CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED)</Log>
    <Log type="Info">Process Flow-Through: 020100 - Statement - CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 030000 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)</Log>
    <Log type="Info">Process Flow-Through: 050000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)</Log>
  </Logs>
  <InputFiles>
    <File>trec-20150331.xml</File>
    <File>trec-20150331.xsd</File>
    <File>trec-20150331_cal.xml</File>
    <File>trec-20150331_def.xml</File>
    <File>trec-20150331_lab.xml</File>
    <File>trec-20150331_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
