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<br />' BaWe Mounuin Raourca, Inc. 1112 Permit Modification <br />' ERIIIBIT D -MINE PLAN <br />' Exhibit D of the approved San Luis permit, as amended, has been reviled to allow partial <br />backfilling of the West Pit. The proposed plan eliminates Waste Rock Disposal Area A and <br />significantly reduces the size of the South Waste Rock Disposal Area. Additional waste rock will <br />' be temporarily stockpiled in Waste Rock Disposal Area B for pit backfilling pu>fposes at the end of <br />mining operations. <br />' D.1 Site GeoloPy and Seismicity <br />t The geology and seismicity of the site aze described ' Section .1 the approved <br />permit and 1989 amendment. No significant changes in site con Ittons a e been noted since <br />beginning of mining. <br />D.2 Mine Plan <br />' D.2.1 General .' <br />' The general description of the mine plan has remained unchanged from the <br />approved permit. <br />' D.2.2 Site Description <br />' The general site description has remained unchanged 1<rom the approved <br />permit. <br />f D.2.3 East Pit Mine Plan <br />' Mining has been completed in the East Pit. The East P6t area is currently <br />being reclaimed as described in the approved permit. <br />' D.2.4 West Pit Mine Plan <br />' The West Pit is irregular in shape. The northwest extension of the West Pit <br />is referzed to as the Pink Gneiss area of the pit. The southern 1}ortion of the pit is <br />' referred to as the Deep West Pit. These areas are shown on Figure C-1 in Exhibit <br />C of this document. <br />1 ay D_1 but o. _ <br />