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Environmental Protection Plan <br />Appendix T -E <br />Climax Molybdenum Company <br />Geochemical Data <br />Table T -E-5 - Reclamation Cover Material Geochemical Data <br />Soil data collected from reclamation materials utilized 2005-2010. Data for pit overburden materials sampled after they were placed as cover on Robinson Tailings Pond. <br />2 of 2 July 2011 <br />Sample ID <br />Sampled Location <br />Material Source <br />Date <br />Sulfur - T <br />% <br />Acid/Base Accounting <br />Acid Generating Acid Neutralization <br />Sulfide Potential (AGP) based on Potential (NP or <br />Sulfur Sulfide Sulfur ANP) <br />% tons CaCO,/kton tons CaCO3/kton <br />Net Neutralization <br />Potential (NNP) <br />(ANP-AGP) <br />tons CaCO3/kton <br />As <br />mg/kg <br />Cd <br />mg/kg <br />Cr <br />mg/kg <br />Cu <br />mg/kg <br />Pb <br />mg/kg <br />Metals <br />Hg Mo <br />mg/kg mg/kg <br />Ni <br />mg/kg <br />P <br />mg/kg <br />Se <br />mg/kg <br />Si <br />mg/kg <br />Zn <br />mg/kg 1:1 <br />pH <br />Sat. Paste <br />Other <br />Soluble Salts <br />mmhos/cm <br />CEC <br />meq/100 <br />BIOSOLIDS-AREA 20 <br />Robinson TSF <br />Pit Overburden <br />7/19/2007 <br />0.41 <br />0.11 <br />3.44 <br />32.5 <br />29.06 <br />1.31 <br />n.d. <br />9.6 <br />41.4 <br />57.4 <br />n.d. <br />1400 <br />4.8 <br />748 <br />n.d. <br />1296 <br />54.6 <br />7.4 <br />0.4 <br />MCNULTY CIRQUE 3 -BIO <br />Lower McNulty Gulch <br />Cirque Slide <br />8/8/2007 <br />0.24 <br />n.d. <br />0 <br />77.5 <br />77.5 <br />3.06 <br />n.d. <br />12.8 <br />35.8 <br />39.1 <br />n.d. <br />475 <br />10.1 <br />460 <br />n.d. <br />2485 <br />91.4 <br />7.5 <br />0.8 <br />MCNULTY MAROON 5 -6 -8 -BIO <br />Lower McNulty Gulch <br />SDP <br />8/8/2007 <br />0.13 <br />0.01 <br />0.31 <br />42.5 <br />42.19 <br />1.14 <br />0.56 <br />13.2 <br />21.4 <br />57.3 <br />n.d. <br />127 <br />9.3 <br />554 <br />n.d. <br />2612 <br />82.2 <br />7.6 <br />0.5 <br />Ark -SW <br />Storke <br />Shaft Overburden <br />8/30/2007 <br />0.06 <br />1.2 <br />5 <br />3.8 <br />6 <br />2 <br />18 <br />26 <br />79 <br /><1 <br />0.074 <br />270 <br />6.2 <br />1.52 <br />Ark -SE <br />Storke <br />Shaft Overburden <br />8/31/2007 <br />0.07 <br />1.7 <br />4 <br />2.3 <br /><5 <br />2 <br />15 <br />38 <br />110 <br /><1 <br />6.3 <br />0.058 <br />260 <br />6.8 <br />0.98 <br />Ark -S -IP <br />Storke <br />Shaft Overburden <br />9/1/2007 <br />0.05 <br />1.3 <br />3 <br />1.7 <br /><5 <br />2 <br />25 <br />29 <br />83 <br /><1 <br />0.037 <br />190 <br />6.3 <br />0.35 <br />ARKANSAS -BIO <br />Storke <br />Shaft Overburden <br />9/18/2007 <br />0.1 <br />0.05 <br />1.56 <br />8.75 <br />7.19 <br />2.36 <br />1.4 <br />21 <br />34.6 <br />127 <br />n.d. <br />36 <br />13.8 <br />556 <br />n.d. <br />1735 <br />423 <br />7.2 <br />0.4 <br />6ROWN-2-BIO <br />Robinson TSF <br />Mosquito Fault Overburden <br />9/19/2007 <br />0.15 <br />0.02 <br />0.63 <br />80 <br />79.37 <br />1.34 <br />n.d. <br />9.5 <br />31.5 <br />21.9 <br />n.d. <br />230 <br />7.1 <br />708 <br />n.d. <br />1614 <br />75.1 <br />7.1 <br />0.5 <br />CIRQUE -9 -10 -BIO <br />Robinson TSF <br />Cirque Slide <br />9/19/2007 <br />0.24 <br />n.d. <br />0 <br />88.8 <br />88.8 <br />2.11 <br />n.d. <br />12.1 <br />30 <br />20.1 <br />n.d. <br />492 <br />6.8 <br />550 <br />n.d. <br />1893 <br />86.5 <br />7.4 <br />0.8 <br />MAROON -11 -BIO <br />Robinson TSF <br />SDP <br />9/19/2007 <br />0.03 <br />0.01 <br />0.31 <br />35 <br />34.69 <br />0.93 <br />n.d. <br />18.5 <br />9 <br />23.5 <br />n.d. <br />6.2 <br />12.6 <br />570 <br />n.d. <br />3933 <br />86.6 <br />7.4 <br />0.5 <br />bathtub Ring (dry wt) <br />Robinson TSF <br />Tailings <br />9/17/2008 <br />0.07 <br />n.d. <br />0.16 <br />35 <br />34.84 <br />0.78 <br />n.d. <br />14.9 <br />6.1 <br />18.7 <br />n.d. <br />3 <br />11.1 <br />572 <br />n.d. <br />55.8 <br />9 <br />5 Shaft Slope 0-6 <br />Storke <br />Shaft Overburden <br />7/16/2010 <br />0.14 <br />0.12 <br />3.7 <br />8 <br />4.3 <br />8 <br />1 <br />76 1 <br />137 <br /><1 <br />356 <br />20 <br />8.6 <br /><5 <br />1 <br />534 <br />6.4 <br />1 0.79 <br />5 Shaft Slope 6-12 <br />Storke <br />Shaft Overburden <br />7/16/2010 <br />0.2 <br />0.18 <br />5.6 <br />8 <br />2.4 <br />8 <br /><1 <br />98 <br />200 <br /><1 <br />724 <br />20 <br />6.9 1 <br /><5 <br />912 <br />6.9 <br />1.42 <br />1 -DAM 0-6 <br />1 Dam <br />Pit Overburden <br />10/8/2010 <br />n.d. <br />n.d. <br />11.2 <br />39 <br />n.d. <br />1,031 <br />6 <br />665 <br />n.d. <br />47.2 <br />6.8 <br />0.9 <br />8.3 <br />1 -DAM 6-12 <br />1 Dam <br />Pit Overburden <br />10/8/2010 <br />n.d. <br />n.d. <br />3.9 <br />34.9 <br />n.d. <br />650 <br />2.1 <br />299 <br />93.8 <br />6.5 <br />1 <br />6.5 <br />ROBINSON POND -WEST 0-6 <br />Robinson TSF <br />Pit Overburden <br />10/8/2010 <br />n.d. <br />n.d. <br />7.8 <br />36.2 <br />n.d. <br />941 <br />4 <br />459 <br />n.d. <br />29.2 <br />7.4 <br />1.2 <br />12.4 <br />ROBINSON POND -WEST 6-12 <br />Robinson TSF <br />Pit Overburden <br />10/8/2010 <br />n.d. <br />n.d. <br />7.2 <br />93.8 <br />n.d. <br />1,286 <br />3.9 <br />618 <br />n.d. <br />24.8 <br />6.8 <br />1.5 <br />11.6 <br />SOUTH ROBINSON CIRQUE 0-6 <br />IRobinson TSF <br />ICirque Slid <br />1 10/8/2010 <br />n.d. <br />n.d. <br />8.2 <br />22.6 <br />n.d. <br />517 <br />6.7 <br />429 <br />n.d. <br />46.1 <br />7.8 <br />0.8 <br />11.7 <br />SOUTH ROBINSON CIRQUE 6-12 <br />IRobinson TSF <br />ICirque Slide <br />1 10/8/2010 <br />n.d. <br />n.d. <br />9.6 <br />29.9 <br />n.d. <br />501 <br />7.8 <br />526 <br />n.d. <br />67.7 <br />7.7 <br />1.3 <br />11.4 <br />Soil data collected from reclamation materials utilized 2005-2010. Data for pit overburden materials sampled after they were placed as cover on Robinson Tailings Pond. <br />2 of 2 July 2011 <br />