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La Negra - History

The La Negra mine was discovered and developed by Industriales Peņoles S.A. de C.V. The mine commenced production in 1970 and produced until the mine was put on care and maintenance in 2000.

Historical production as reported by Peņoles was approximately 6.6 million tonnes of ore with metal production as follows:
36 million oz Silver
323 million lbs Zinc
70 million lbs Copper
161 million lbs Lead

Historical Reserves

In addition to the 6.6 million tonnes of ore mined by Peņoles the historical reserves* are 1.22 million tones grading:
161 grams / tonneSilver
(5.2 ounces per tonne)
2.80% Zinc
0.94% Copper
0.88% Lead
(*Note: This data is not NI 43-101 compliant)

1,000 tpd mill: 23 known ore bodies: Exploration potential is very good: Infrastructure is in place: All permits and agreements in place:

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This page was created on Wed Sep 8, 2010 at 6:09:27 PM Pacific Time.