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Minas Chanca |
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Pays |
Peru
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Près de |
Oyon |
Statut |
ADVANCED DISCOVERY
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Superficie |
12 km² / 2 965 acres |
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Légende
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Statut : Advanced discovery |
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Risques / Pays : Important |
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| Focus Ventures Ltd Owner: 100% |
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Titre | Profil de la Compagnie | Tous les projets | Site web de la compagnie | Page projet de la compagnie |
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| Buenaventura Option on interest: 75% |
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Titre | Profil de la Compagnie | Tous les projets | Site web de la compagnie | Page projet de la compagnie |
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Buenaventura can earn a 75% interest in the claims by spending US$3 million in exploration and development over a period of three and a half years, of which $1 million is committed to be spent within the first 18 months. The work program during the option period will include no less than 3,000m of diamond drilling. |
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The mine is located midway between the towns of Oyon and Cajatambo, some 160km north of the Peruvian Capital, Lima, at altitudes of 4,400 -- 4,900 m a.s.l.
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References to mining at Minas Chanca date back to 1712 during Colonial times. Initially ore was produced by open pit along the Discubriadora vein, which was known for its richness in silver. Spectacular high grade silver in "boyos" (shoots) were exploited. However the most important vein was the Candelaria vein, which during early production reportedly yielded grades of 50 to 75 oz/t of silver.
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Production was from at least 20 veins and splits of various orientations that cross-cut lower calipuy andesites and volcanic breccias. The majority of ore came from 3 principal veins, Candelaria, Tarazca and Santo Toribio, which trend N050E. Other ve Plus...
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Données mises à jour le : 26/05/2010
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Conditions d'utilisation
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Toutes les informations présentes sur cette page proviennent de sources internes et externes considérées comme fiables. Ces informations peuvent ne pas être à jour, il est vous donc vivement conseillé de recouper ces informations avant de faire quoi que ce soit. Merci de nous contacter dans le cas ou une information manquerait ou s'avererait incorrecte.
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