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IM <br />Proposed Action <br />DECISION MEMO <br />PLAN OF (OPERATIONS AMENDMENT _�,J <br />A <br />UNDERGROUND EXPLORATION T BULLDOG MINE <br />SAN JUAN SILVER PROJECT <br />Location: NMPM - T. 45 N, R. 1 W, Sec. 25; <br />Divide Ranger District, Rio Grande National Forest <br />Mineral County, Colorado <br />re '-t a c>tza-d0 6- S►►—vf ? J C , <br />RECELIVW <br />NOV 04 2011 <br />Division of Reclamation, <br />Mining and Safety <br />Figure 1. Photo of proposed location of Bulldog 9400' level underground mine workings. <br />On August 22, 2011 Rio Grande Silver, Inc. (RGS) submitted the Plan of Operations <br />Amendment titled — Undergrouna Exploration at Bulldog Mine. It was modified «n <br />October 13, 2011. This amendment will modify the San Juan Silver Stage II — District <br />Wide Mineral Exploration Projkct, plan of operations, approved in July 2010. Rio <br />Grande Silver proposes to develop a new (1 %) decline to reenter the old Bulldog Mine (1 <br />mile NW of Creede, Colorado) to access underground workings (Figure 2), in orden to <br />conduct drilling into known mineral resources to confirm the extent of the previously <br />mined resources. The proposal to 'conduct underground drilling and mapping is an effort <br />to further identify mineral resources, but it is also an attempt to minimize surface drilling <br />Underground Exploration at Bulldog Mine 1 1 P a g e <br />