| Risk and valuation analysis of the Cusi Project |
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| Title(s) of the Cusi Project |
 | Pershimco Resources
Joint venture: 50% |
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| Title | Company Profile | All Projects | Company website | Company project page |
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 | Sierra Metals Inc.
Joint venture: 50% |
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| Title | Company Profile | All Projects | Company website | Company project page |
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| Location of the Cusi Project |
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The property covers the silver district of Cusi, in the central western part of the State of Chihuahua, approximately 125 km west of the city of Chihuahua. The property covers 75 square kilometers in the Sierra Madre. The two main mineral deposits are Promotorio and Santa Edwiges.
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| History of the Cusi Project |
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Dia Bras acquired in May-June 2006 the Cusihuiriachic (Cusi)silver district in Chihuahua State, 40 km from the Malpaso mill. The acquired properties cover more than 7,500 hectares, including 12 former mines that historically produced high-grade silve more...
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| Geology of the Cusi Project |
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The rocks that crop out in the area are mainly volcanic rocks of the Sierra Madre Occidental (Campa U.F.M. 1999) of the Chihuahua area, predominantly volcanic rocks of Eocene-Oligocene age, continental deposits of the Upper-Middle Tertiary, and in sm more...
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| Production history |
| Metal | 2010 | 2009 |
| LEAD (lbs) | 234,081 | 66,654 |
| SILVER (oz) | 14,522 | 36,307 |
| ZINC (lbs) | | 101,663 |
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