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Demand, supply and price of copper – an exploration ... - Rio Tinto

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Approximate depth to top <strong>of</strong> deposit<br />

-200<br />

0<br />

200<br />

400<br />

600<br />

800<br />

1000<br />

1200<br />

1400<br />

1850 1870 1890 1910 1930 1950 1970 1990 2010<br />

Source: MEG<br />

Deeper discoveries are starting to appear<br />

Copper discoveries showing depth <strong>of</strong> deposits with >4Mt contained <strong>copper</strong><br />

El Teniente Andina<br />

Chuquicamata<br />

Olympic Dam<br />

Approximate year <strong>of</strong> discovery<br />

Kalamazoo<br />

Pebble East<br />

Resolution<br />

Escondida<br />

Hugo Dummett<br />

Heruga<br />

Grasberg<br />

Los Sulfatos<br />

<strong>Dem<strong><strong>an</strong>d</strong></strong>, <strong>supply</strong> <strong><strong>an</strong>d</strong> <strong>price</strong> <strong>of</strong> <strong>copper</strong> <strong>–</strong> <strong>an</strong> <strong>exploration</strong> perspective 15

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