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Page: 1 of 3 <br />Date: April 21, 1984 <br />BOOKCLIFFS COMMERCIAL LABORATORIES <br />OVERBURDEN ANALYSIS REPORT <br />Client: Rock Castle Coal Sample Date: Unknown <br />Address: P.O. Box 773987 Date Received: 4/6/84 <br />Steamboat Springs, Colorado 80477 <br />Attn: Mr. Bob Sherman <br />pHl E.C.1 Saturation Soluble Cations' (meq/11) <br />Sample I.D. Lab No. (units) * % Calcium Magnesium Sodium SAR <br />N- Between Riders 1+2 84-1390-OB 5.8 0.1 46 0.75 0.33 0.44 0.63 <br />N- Between Riders 2+3 84-1391-OB 7.1 0.4 44 2.84 1.40 0.48 0.33 <br />N- Between Riders 3+4 84-1392-OB 7.3 0.8 40 4.14 4.94 0.78 0.37 <br />N- Between Riders 4+5 84-1393-OB 6.0 2.6 40 19.9 16.5 1.26 0.18 <br />N- Below Rider 5 84-1394-OB 4.6 2.8 36 21.8 15.6 1.17 0.27 <br />S- Between Riders 1+2 84-1395-OB 6.3 0.3 52 1.45 0.58 0.48 0.48 <br />S- Between Riders 2+3 84-1396-OB 7.3 0.8 38 4.49 3.29 1.13 0.57 <br />S- Between Riders 3+4 84-1397-OB 7.3 0.9 39 4.09 3.37 1.09 0.56 <br />S- Below Rider 4 84-1398-OB 6.0 2.8 41 23.1 15.6 1.78 0.40 <br />* mmhos/cm @ 25°c <br />1 Saturated paste extraction <br />~~ /~~, 8oox~cRr~ -- <br />Ralph V. Poulsen, Director °~-""••`•••••""•` <br />