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North Cresson Mine <br />(Schist Island) <br />North Cresson Mine <br />(Schist Island) <br /> <br />4'8 <br />4GX <br />%GTVKHKECVKQP <br />&GUETKRVKQP &CVG $;%*-#22 <br />5ECNGž&CVGÄÄ <br />Drawing C-5b: Conceptual Mining Phases - Underground <br />(2019 - 2020) <br />Cresson Mine - Amendment 11 <br />A11 C5a Chicago Mine Workings.dwg <br />Note: <br />1. Annual Mine Progression is approximate <br />and subject to operational conditions. <br />2. 2015 is a considered a baseline year for <br />Amendment 11. <br />#/'0&/'0625 /6 %* <br />%TKRRNG%TGGM 8KEVQT)QNF/KPKPI%QORCP[ <br />2020 - PLAN VIEW <br />2020 - SECTIONAL VIEW <br />CHICAGO PORTAL <br />CHICAGO PORTAL <br />2019 - PLAN VIEW <br />2019 - SECTIONAL VIEW <br />CHICAGO PORTAL <br />CHICAGO PORTAL <br />HISTORIC CHICAGO <br />UNDERGROUND <br />MINE WORKINGS <br />HISTORIC CHICAGO <br />UNDERGROUND <br />MINE WORKINGS <br />HISTORIC CHICAGO <br />UNDERGROUND <br />MINE WORKINGS <br />HISTORIC CHICAGO <br />UNDERGROUND <br />MINE WORKINGS