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Table 1. Mining Phase Dimensions <br /> Final Total Anticipated WRL <br /> Reclamation <br /> Mined Disturbed Recoverable Cumulative Storage Duration <br /> Phase # Map Timeframe (years <br /> Surface Area Tons WRL (acres) (million (years)** <br /> (acres) (acres)* (millions) Tons) from beginning) <br /> Pre-mine/ Absorbed in later <br /> C-2 2.4 6.3 0.0 0.0 0.0 1 <br /> Opening Fill phases <br /> Concurrent to <br /> 1 C-3 26.7 43.6 6 2.5 0.2 6 mining; absorbed <br /> in later phases <br /> Concurrent to <br /> 2 C-4 64 122.7 18 18.5 4 7 mining; absorbed <br /> in later phases <br /> Concurrent to <br /> 3 C-5 154.2 208.8 75 36.7 6 30 mining; absorbed <br /> in later phases <br /> Concurrent to <br /> 4 C-6 126.1 298.9 22 60.8 19 9 mining; end of <br /> mine life <br /> Concurrent to <br /> 5 C-7 120.2 335.1 107 66.9 6 43 mining; end of <br /> mine life <br /> *Total disturbed/affected area includes mining slopes and flat surfaces, WRL slopes and flats, roads, and material and <br /> equipment processing and storage areas. **Phase 1 duration is based on 1M ton/annual rate; Phases 2-5 duration is based on <br /> 2.5M ton/annual rate. Actual rate is subject to market conditions. <br /> Young Ranch Resource <br /> December 2021 D-0 Lewicki& Associates <br />