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APPENDIX 6-5 <br /> Table 6-5-2 <br /> Marginally Suitable to Unsuitable Quality Zones <br /> in Overburden, Interburden, and Underburden Material, <br /> Nucla East Study Area, Montrose County, Colorado <br /> Geologic Depth Strata <br /> Hole Sample Strata/ Increment Thickness % of Mitigative <br /> No. Type Unit (feet) (feet) Core Value Measure4 <br /> PH <br /> 871E SH OVB/l 22.0- 24.1 2.1 7.2 5.2 SH <br /> 871E SH OVB/2 26.1- 29.0 2.9 10.0 3.6 SH <br /> 871E SH INB/2 31.1- 33.2 2.1 23.9 3.5 SH <br /> 871E SH INB/4 36.6- 39.9 3.3 37.5 5.2 SH <br /> 872E SH-SNDY INB/4 110.4-112.3 1.9 1 .7 4.4 AV <br /> 882E SH-SLTY OVB/l 32.0- 32.7 0.7 0.7 3.7 AV <br /> 882E SH OVB/l 67.6- 75.8 8.2 8.4 8.7 AV <br /> 882E CO, SH-CARB OVB-C/2 82.4- 85.2 2.8 2.8 8.9 AV <br /> 882E SS INB/3 85.2- 87.3 2.1 2.1 8.6 AV <br /> 882E SH INB/3 87.3- 90.2 2.9 3.0 9.0 AV <br /> 882E SS-SHLY INB/3 90.2- 95.1 4.9 5.0 8.7 ' AV <br /> 886E SS OVB/l 11.5- 15.9 4.4 14.1 4.8 SH <br /> 886E SH OVB/2 15.9- 19.0 3.1 9.9 4.5 SH <br /> 886E SH-SNDY INB/4 28.0- 31.2 3.2 10.3 4.2 SH <br /> SP <br /> SPA <br /> 870E SH-SLTY OVB/l 5.1- 5.7 0.6 0.8 94 M <br /> 870E SH-SLTY OVB/l 10.0- 14.4 4.4 6.2 122 M <br /> 870E SS UNB/6 78.4- 80.0 1.6 -- 24 AV <br /> 6-5-3 Revised 04/11/88 <br />