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w <br />N <br />Table 2.7-8b Overburden Geochemical Drill Hole Lithology and Sample Intervals for the PR -7 Mine Expansion Area <br />Sample <br />Sample <br />Interval <br />Interval <br />Sample <br />Top <br />Bottom <br />RQD <br />No. <br />(feet) <br />(feet) <br />(%) <br />Lithological Description <br />25 <br />118.08 <br />122.08 <br />78.7% <br />SS <br />26 <br />123.16 <br />124.30 <br />70.6% <br />COAL <br />124.30 <br />124.50 <br />70.66 <br />27 <br />124.85 <br />128.85 <br />70.6% <br />MUDST <br />28 <br />129.20 <br />129.50 <br />70.6% <br />SS <br />29 <br />130.20 <br />13370 <br />65.6% <br />SS <br />65.6% <br />MUSDST <br />30 <br />133.70 <br />136.60 <br />65.6% <br />65.6% <br />MUDST <br />65.6% <br />MUDST <br />LOST 0,0RE <br />71.1% <br />MUDST <br />31 <br />137.00 <br />140.80 <br />71.1% <br />MUDST <br />71.1% <br />SLTST <br />32 <br />145.85 <br />149.85 <br />97.5% <br />MUDST <br />33 <br />156.90 <br />160.90 <br />97.5% <br />SS <br />34 <br />163.10 <br />166.35 <br />81.5% <br />SS <br />35 <br />166.35 <br />169.78 <br />81.5% <br />COAL <br />36 <br />169.78 <br />170.50 <br />81.5% <br />SEPARATE SAMPLECARB SHALE, BRNISH BLK TO BUSH BRN. MOD HARD TO SOFT <br />,r1etA ky;Aa'±'F '��"tea :¢•• �'"'+`,°q;,i�'.: ., .6r.+s;,,"4 k+}."j" „F,(° .'q'"°a,..`. ,�p,.,•.,ta',. 1°7" .,_ <br />"a FAV �.r .,d•: 'Z� _," ;, di y. :.�m7�J �p <br />37 <br />171.80 <br />172.50 <br />43.1% <br />SEPARATE SAMPLE CARB SHALE, BLKISH BRN, MOD SOFT <br />38 <br />172.50 <br />174.90 <br />43.1% <br />MUDST <br />43.1% <br />