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<br />Fig. 4 - Upper Basin Coal Deposits <br /> <br />r\) <br />Iol:l. <br />Q) <br />-.J <br /> <br />Legend: <br /> <br />'W <br />~ <br />I <br /> <br /> <br />'I <br /> <br />"1 <br /> <br />&; AnthraCite & semi-anthracite <br /> <br />~ Low-volatile bituminous <br /> <br />E Medium- & high.vOlatile bituminous <br /> <br />II:] Sub-bituminous <br /> <br />^ <br />A..W~ <br />