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MAP UNIT: C -Coal <br />MAP UNIT SETTINGS <br />Slope Range: 0 to 3 percent <br />Elevation Range: 5560 to 5620 feet <br />Aspect: All <br />Landform: Mesa sideslopes <br />Parent Material: Residuum <br />State Geologic Symbol: Kdb - Dakota and Burro Canyon Formations <br />COMPOSITION <br />95 percent naturally exposed or mined Coal <br />Contrasting Inclusions: 5 percent soil from adjacent map units <br />INTERPRETATIONS <br />Lift Layers: <br />Lift Layer 1 Average Depth: 0 inches <br />Lift Layer 2 Average Depth: 0 inches <br />Total Lift Layer Average Depth: 0 inches <br />Other Considerations: Coal occurs as naturally exposed seams or as small exploratory <br />prospects at or near the bottom of mesa side slopes. <br />MAP UNIT: NST - No Suitable Topsoil <br />MAP UNIT SETTINGS <br />Slope Range: 0 to 3 percent <br />Elevation Range: 5600 to 5760 feet <br />Aspect: All <br />Landform: Mesa <br />Parent Material: Disturbed <br />State Geologic Symbol: N/A <br />COMPOSITION <br />85 percent areas with no suitable topsoil for salvage. <br />Contrasting Inclusions: 15 percent soil from adjacent map units <br />INTERPRETATIONS <br />Lift Layers: <br />Lift Layer 1 Average Depth: 0 inches <br />Lift Layer 2 Average Depth: 0 inches <br />Total Lift Layer Average Depth: 0 inches <br />(Revised June 2008) Attachment 2.04.9-9-10